Crystal Island may refer to:
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Crystal Island (building project), a future building project in Moscow, Russia
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Crystal Island: Uncharted Discovery, an educational video game
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Crystal Island: Lost Investigation, an educational video game made by the same group as the first
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Crystal Island (Ontario)
The following is a description of islands in the Detroit River. The Detroit River is a major waterway in the Great Lakes system, and it flows for from Lake St. Clair south to Lake Erie. The river serves as a major shipping channel, jointly co ...
, an island in the Detroit river
*
''Crystal Island'' (game), a 1990s
heroic fantasy
Heroic fantasy is a subgenre of fantasy in which events occur in a world where magic is prevalent and modern technology is nonexistent. The setting may be entirely fictitious in nature or based upon Earth with some additions. Unlike dark fiction, ...
play-by-mail game
A play-by-mail game (also known as a PBM game, PBEM game, or a turn-based game) is a game played through postal mail, email or other digital media. Correspondence chess and Go were among the first PBM games. ''Diplomacy'' has been played by m ...
similar to ''
Dungeons & Dragons
''Dungeons & Dragons'' (commonly abbreviated as ''D&D'' or ''DnD'') is a fantasy tabletop role-playing game (RPG) originally designed by Gary Gygax and Dave Arneson. The game was first published in 1974 by TSR (company)#Tactical Studies Rules ...
''.
{{disambiguation, geo