List of adventure map structures in Heroes III

These are the adventure map structures in Heroes of Might and Magic III.

Attribute modifier

Name	Image	Description
Arena		The hero can choose to gain +2 attack or +2 defense.
Buoy		Provides +1 morale for the next battle that the hero fights.
Garden of Revelation		Provides +1 to the knowledge skill of visiting heroes.
Faerie ring		Provides +1 luck for the next battle that the hero fights.
Fountain of Fortune		Randomly changes the visiting hero's luck for the next battle that the hero fights. The effect can be positive, negative, or neutral.
Fountain of Youth		Provides +1 morale for the next battle that the hero fights. Increases the hero's movement, allowing them to move further along the adventure map.
Idol of Fortune		Provides +1 luck on odd days of the week, +1 morale on even days, and both on the seventh day.
Learning stone		Adds 1000 experience to visiting hero. Can be visited once per hero.
Library of Enlightenment		Provides +2 to all four primary skills of visiting heroes that have reached level 10.
Magic spring		Replenishes spell points, then doubles the amount.
Magic well		Restores the hero's spell points to the maximum amount.
Marletto tower		Grants a one-time bonus of +1 to the defense skill of visiting heroes.
Mercenary camp		Grants a one-time bonus of +1 to the attack skill of visiting heroes.
Mermaid		Provides +1 luck for the next battle that the hero fights.
Oasis		Provides +1 morale for the next battle that the hero fights. Increases the hero's movement, allowing them to move further along the adventure map.
Rally flag		Provides +1 luck and morale for the next battle that the hero fights. Increases the hero's movement by one day, allowing them to move further along the adventure map.
Scholar		Provides +1 to the primary skill / learn a random secondary skill / learn a random spell of visiting heroes. After the first visit, he disappears.
School of Magic		Provides +1 to the spellpower/knowledge skill of visiting heroes for the 1000 gold.
School of War		Provides +1 to the attack/defense skill of visiting heroes for the 1000 gold.
Shrine of Magic Incantation		As long as the hero has a spellbook, teaches them a level one spell.
Shrine of Magic Gesture		As long as the hero has a spellbook, teaches them a level two spell.
Shrine of Magic Thought		As long as the hero has a spellbook and Wisdom-skill, teaches them a level three spell.
Star axis		Grants a one-time bonus of +1 to the spellpower skill of visiting heroes.
Swan pond		Provides +2 luck for the next battle that the hero fights. The hero loses the rest of their movement.
Temple		Provides to hero +2 morale on the seventh day of the week, and +1 morale on other days for the next battle.
Tree of Knowledge		Grants an extra level to any hero that visits it for either 2000 gold, 10 gems, or for free..
Watering hole		Provides +1 morale for the next battle that the hero fights. Increases the hero's movement, allowing them to move further along the adventure map.
Witch's hut		Hero can visit the hut to learn a random secondary skill.
University		The hero can visit the university to learn each of the four random secondary skills for 2000 gold.

Creature banks

Name	Image	Description
Crypt		The hero can battle various necropolis creatures and be rewarded with gold and artifacts.
Cyclops stockpile		The hero can fight cyclopes and be rewarded with a small sum of each resource.
Derelict ship		The hero can battle with water elementals and be rewarded with gold and artifacts.
Dragon fly hive		The hero can fight dragon flies and serpent flies and be rewarded with with a group of wyverns.
Dragon Utopia		The hero can fight dragons and be rewarded with gold and artifacts.
Dwarven treasury		The hero can battle with dwarves and be rewarded with gold and crystals.
Imp cache		The hero can battle with imps and be rewarded with gold and mercury.
Griffin conservatory		The hero can fight griffins and be rewarded with with a group of angels.
Medusa stores		The hero can battle with medusas and be rewarded with gold and sulfur.
Naga bank		The hero can battle with nagas and be rewarded with gold and gems.
Pyramid		The hero can fight gold golems and diamond golems and be rewarded with a random fifth-level spell.
Shipwreck		The hero can battle with wights and be rewarded with gold and artifacts.

Creature dwellings

Castle

Name	Image	Description
Guardhouse		Gives pikemen to a visiting hero for free once per week.
Archers' tower		Allows visiting heroes to recruit archers. Replenishes every week.
Griffin tower		Allows visiting heroes to recruit griffins. Replenishes every week.
Barracks		Allows visiting heroes to recruit swordsmen. Replenishes every week.
Monastery		Allows visiting heroes to recruit monks. Replenishes every week. Guarded by several monks.
Training grounds		Allows visiting heroes to recruit cavaliers. Replenishes every week. Guarded by several cavaliers.
Portal of Glory		Allows visiting heroes to recruit angels. Replenishes every week. Guarded by a few angels.

Rampart

Name	Image	Description
Centaur stables		Gives centaurs to a visiting hero for free once per week.
Dwarf cottage		Allows visiting heroes to recruit dwarves. Replenishes every week.
Homestead		Allows visiting heroes to recruit wood elves. Replenishes every week.
Enchanted spring		Allows visiting heroes to recruit pegasi. Replenishes every week.
Dendroid arches		Allows visiting heroes to recruit dendroid guards. Replenishes every week. Guarded by several dendroid guards.
Unicorn glade		Allows visiting heroes to recruit unicorns. Replenishes every week. Guarded by several unicorns.
Dragon cliffs		Allows visiting heroes to recruit green dragons. Replenishes every week. Guarded by a few green dragons.

Tower

Name	Image	Description
Workshop		Gives gremlins to a visiting hero for free once per week.
Parapet		Allows visiting heroes to recruit stone gargoyles. Replenishes every week.
Golem factory		Allows visiting heroes to recruit stone, iron, gold and diamond golems. Replenishes every week. Guarded by a pack of gold golems and diamond golems.
Mage tower		Allows visiting heroes to recruit mages. Replenishes every week.
Altar of Wishes		Allows visiting heroes to recruit genies. Replenishes every week. Guarded by several genies.
Golden pavilion		Allows visiting heroes to recruit nagas. Replenishes every week. Guarded by several nagas.
Cloud temple		Allows visiting heroes to recruit giants. Replenishes every week. Guarded by a few giants.

Stronghold

Name	Image	Description
Goblin barracks		Gives goblins to a visiting hero for free once per week.
Wolf pen		Allows visiting heroes to recruit wolf riders. Replenishes every week.
Orc tower		Allows visiting heroes to recruit orcs. Replenishes every week.
Ogre fort		Allows visiting heroes to recruit ogres. Replenishes every week.
Cliff nest		Allows visiting heroes to recruit rocs. Replenishes every week. Guarded by several rocs.
Cyclops cave		Allows visiting heroes to recruit cyclopes. Replenishes every week. Guarded by several cyclopes.
Behemoth lair		Allows visiting heroes to recruit behemoths. Replenishes every week. Guarded by a few behemoths.

Fortress

Name	Image	Description
Gnoll hut		Gives gnolls to a visiting hero for free once per week.
Lizard den		Allows visiting heroes to recruit lizardmen. Replenishes every week.
Serpent fly hive		Allows visiting heroes to recruit serpent flies. Replenishes every week.
Basilisk pit		Allows visiting heroes to recruit basilisks. Replenishes every week.
Gorgon lair		Allows visiting heroes to recruit gorgons. Replenishes every week. Guarded by several gorgons.
Wyvern nest		Allows visiting heroes to recruit wyverns. Replenishes every week. Guarded by several wyverns.
Hydra pond		Allows visiting heroes to recruit hydras. Replenishes every week. Guarded by a few hydras.

Dungeon

Name	Image	Description
Warren		Gives troglodytes to a visiting hero for free once per week.
Harpy loft		Allows visiting heroes to recruit harpies. Replenishes every week.
Pillar of Eyes		Allows visiting heroes to recruit beholders. Replenishes every week.
Chapel of Stilled Voices		Allows visiting heroes to recruit medusae. Replenishes every week.
Labyrinth		Allows visiting heroes to recruit minotaurs. Replenishes every week. Guarded by several minotaurs.
Manticore lair		Allows visiting heroes to recruit manticores. Replenishes every week. Guarded by several manticores.
Dragon cave		Allows visiting heroes to recruit red dragons. Replenishes every week. Guarded by a red dragons.

Necropolis

Name	Image	Description
Cursed temple		Gives skeletons to a visiting hero for free once per week.
Graveyard		Allows visiting heroes to recruit walking dead. Replenishes every week.
Tomb of Souls		Allows visiting heroes to recruit wights. Replenishes every week.
Estate		Allows visiting heroes to recruit vampires. Replenishes every week.
Mausoleum		Allows visiting heroes to recruit liches. Replenishes every week. Guarded by several liches.
Hall of Darkness		Allows visiting heroes to recruit black knights. Replenishes every week. Guarded by several black knights.
Dragon vault		Allows visiting heroes to recruit bone dragons. Replenishes every week. Guarded by a few bone dragons.

Inferno

Name	Image	Description
Imp crucible		Gives imps to a visiting hero for free once per week.
Hall of Sins		Allows visiting heroes to recruit gogs. Replenishes every week.
Kennels		Allows visiting heroes to recruit hell hounds. Replenishes every week.
Demon gate		Allows visiting heroes to recruit demons. Replenishes every week.
Hell hole		Allows visiting heroes to recruit pit fiends. Replenishes every week. Guarded by several pit fiends.
Fire lake		Allows visiting heroes to recruit efreet. Replenishes every week. Guarded by several efreet.
Forsaken palace		Allows visiting heroes to recruit devils. Replenishes every week. Guarded by a few devils.

Conflux

Name	Image	Description
Magic lantern		Gives pixies to a visiting hero for free once per week.
Altar of Air		Allows visiting heroes to recruit air elementals. Replenishes every week.
Altar of Water		Allows visiting heroes to recruit water elementals. Replenishes every week.
Altar of Fire		Allows visiting heroes to recruit fire elementals. Replenishes every week.
Altar of Earth		Allows visiting heroes to recruit earth elementals. Replenishes every week. Guarded by several earth elementals.
Altar of Thought		Allows visiting heroes to recruit psychic elementals. Replenishes every week. Guarded by several psychic elementals.
Pyre		Allows visiting heroes to recruit firebirds. Replenishes every week. Guarded by a few firebirds.

Neutral and other

Name	Image	Description
Air elemental conflux		Allows visiting heroes to recruit air elementals. Replenishes every week. Cannot be flagged by heroes.
Boar glen		Allows visiting heroes to recruit boars. Replenishes every week.
Crystal cavern		Allows visiting heroes to recruit crystal dragons. Replenishes every week. Guarded a few crystal dragons.
Earth elemental conflux		Allows visiting heroes to recruit earth elementals. Replenishes every week. Guarded by a pack of earth elementals. Cannot be flagged by heroes.
Enchanter's hollow		Allows visiting heroes to recruit enchanters. Replenishes every week. Guarded by several enchanters.
Elemental conflux		Allows visiting heroes to recruit air, water, fire and earth elementals. Replenishes every week. Guarded by a pack of earth elementals. Cannot be flagged by heroes.
Fire elemental conflux		Allows visiting heroes to recruit fire elementals. Replenishes every week. Cannot be flagged by heroes.
Frozen cliffs		Allows visiting heroes to recruit azure dragons. Replenishes every week. Guarded a few azure dragons.
Hovel		Gives peasants to a visiting hero for free once per week.
Magic forest		Allows visiting heroes to recruit faerie dragons. Replenishes every week. Guarded by a few faerie dragons.
Nomad tent		Allows visiting heroes to recruit nomads. Replenishes every week.
Refugee camp		In this camp, heroes can recruit random creatures every week.
Rogue cavern		Allows visiting heroes to recruit rogues. Replenishes every week.
Sulfurous lair		Allows visiting heroes to recruit rust dragons. Replenishes every week. Guarded by a few rust dragons.
Thatched hut		Gives halflings to a visiting hero for free once per week.
Tomb of Curses		Allows visiting heroes to recruit mummies. Replenishes every week.
Treetop tower		Allows visiting heroes to recruit sharpshooters. Replenishes every week.
Troll bridge		Allows visiting heroes to recruit trolls. Replenishes every week. Guarded by several trolls.
War machine factory		The factory allows heroes to buy war machines.
Water elemental conflux		Allows visiting heroes to recruit water elementals. Replenishes every week. Cannot be flagged by heroes.

Mines

Name	Image	Description
Abandoned mine		They are guarded by troglodytes. Once the troglodytes are defeated, the abandoned mine turns into a gold mine.
Alchemist's lab		Provides 1 mercury per day.
Crystal cavern		Provides 1 crystal per day.
Gem pond		Provides 1 gem per day.
Gold mine		Provides 1000 gold per day.
Ore pit		Provides 2 ore per day.
Sawmill		Provides 2 wood per day.
Sulfur dune		Provides 1 sulfur per day.

Traveling and miscellaneous

Name	Image	Description
Altar of Sacrifice		Heroes can sacrifice creatures from their army in this structure to gain experience. The amount of experience gained is based on the hit points of the sacrificed creatures.
Black market		The market allows heroes to buy and sell artifacts.
Boat		Boats are used by heroes on the adventure map to travel across water. They can be built at shipyards or summoned with the summon boat spell.
Border gate		This structure's purpose is to block access to parts of the map. It will only let heroes pass after they visit the Keymaster's tent of the same color.
Border guard		This structure's purpose is to block access to parts of the map. It will only let heroes pass after they visit the Keymaster's tent of the same color.
Cartographer		The cartographer proposes to reveal the entire surface on the map for 1000 gold. It is very rare.
Cover of Darkness		Visiting the Cover of Darkness will cover the nearest city with a permanent shroud for all players.
Den of thieves		Visiting the structure, the player learns information about the enemy heroes.
Dungeon cartographer		The cartographer proposes to reveal the entire dungeon on the map for 1000 gold.
Eye of the Magi		Eye will reveal the area around after visiting the Hut of the Magi.
Freelancer's Guild		Structure allows heroes to sell creatures for resources.
Garrison		It is a gate that blocks passage to anyone except the player and their allies, and the enemy must defeat the garrisoned creatures to pass. They are often garrisoned by neutral creatures.
Hill fort		This structure can upgrade any creature in the visiting hero's army, usually at a reduced price.
Hut of the Magi		Visiting it will reveal the area around the Eye of the Magi. The eye cannot be interacted with, and its only use is to provide sight through the Hut.
Jail		The jail holds a hero that will join the side of anyone who frees them. Rescuing a prisoner from a jail is sometimes one of the objectives of a scenario.
Lighthouse		When a hero gains control of the lighthouse, the faction's heroes gain a bonus to water movement.
Keymaster's tent		After a hero visits the tent, all of the player's heroes will be able to go through the border gates and border guards of the corresponding color.
Monolith		Going into a monolith will take the hero to another monolith. There are two kinds of monoliths: one-way and two-way.
Obelisk		The obelisk reveals a piece of the puzzle map so the player can find the grail. They can appear in many different colors, but functionally they are all identical.
Ocean bottle		A bottle contains a message for the player.
Pandora's Box		It can only appear on the adventure map and can't be placed into heroes' inventories. Can give experience, skills, artifacts, spells or creatures, give or take away resources, luck, morale or spell points. Often guarded by various creatures.
Pillar of fire		This structure removes the fog of war in a big circle around itself when visited by a hero. They can only be found in dungeons.
Quest guard		This structure's purpose is to block access to parts of the map. It will give a quest to a visiting hero, and when the hero returns after completing the quest the quest guard disappears and allows passage.
Redwood Observatory		This structure removes the fog of war in a big circle around itself when visited by a hero.
Sanctuary		Entering the sanctuary, the hero will be protected from attacks by enemy heroes.
Seer's hut		This structure gives a quest to a visiting hero, and gives a reward when the hero returns after completing the quest.
Shipyard		A visiting hero can purchase ships here. The cost is 1000 gold and 10 wood per ship.
Sign		A sign indicates a direction or contains a message for player.
Sirens		They can be found at sea, and if anyone visits them, they will kill 30% of that hero's army, but give them experience based on the hit points of the creatures.
Stables		Increases the hero's movement day for the rest of that week, allowing them to move further on the adventure map.
Subterranean gate		Gate used to travel between the surface and the underground.
Tavern		Taverns on the adventure map allow to recruit other heroes while away from their town.
Trading post		The trading post acts as a marketplace.
Water cartographer		Retired captain offers to reveal all of the water on the map for 1000 gold.
Whirlpool		The whirlpool can be used to travel to another part of the map, but that will kill 50% of the creatures in the hero's lowest-tier stack.

Treasures

Name	Image	Description
Campfire		The first hero to visit the campfire finds a random amount of gold and resources. The campfire can only be visited once, and then it disappears.
Flotsam		The first hero to visit the flotsam finds a random amount of wood and gold. The flotsam can only be visited once, and then it disappears.
Lean to		The first hero to visit the lean to finds a random amount of resources. The lean to gives no further resources on subsequent visits. They usually appear on snowy terrain on official maps.
Mystical Garden		Leprechaun in that garden gives gems or gold. The garden can only be visited for a reward once per week.
Sea chest		Usually contains gold, and sometimes artifacts. There is no battle, and it may only be visited once.
Shipwreck survivor		The first hero to rescue the survivor, is granted a random artifact. There is no cost, no battle, and can only be visited once.
Skeleton		When the hero approaches the skeleton, they have a chance of obtaining a minor artifact or nothing at all.
Treasure chest		Treasure chest contains a varying amount of gold. When picked up by a hero, they can either keep the gold, or give it away for experience.
Wagon		When a hero approaches the wagon, they have a chance of obtaining a minor artifact, random resource or nothing at all.
Warrior's tomb		When a hero approaches the tomb, they have a chance of obtaining a random artifact, but reduces the morale of troops by -3. It will also reduce morale on subsequent visits.
Waterwheel		The waterwheel provides a random amount of gold when visited by a hero. It can only be visited once per week.
Windmill		The windmill provides a small amount of a random resource when visited by a hero. It can only be visited once per week.