Blackmoor is a fantasy campaign setting created by Dave Arneson in the early 1970s. It is known for its rich lore and unique blend of adventure elements, including dungeons, monsters, and magic. The setting has influenced many role-playing games and is often associated with the early development of tabletop gaming. Originally designed for the Dungeons & Dragons game, Blackmoor features a variety of regions, each with its own cultures and histories. The setting includes iconic locations like the Temple of the Frog and the Great Kingdom, providing a backdrop for countless adventures and stories in the world of fantasy role-playing.