What is inside a dungeon?

A dungeon typically contains various elements such as dark, confined spaces, stone walls, and often features like traps, treasure, and monsters. It may house prisoners or serve as a lair for creatures, with rooms designated for different purposes like storage, torture, or rituals. Dungeons are often designed to challenge adventurers, filled with puzzles, hidden passages, and loot. Overall, they evoke a sense of mystery and danger, making them a popular setting in fantasy literature and games.