Muir Island

Muir Island is a small island off the coast of Scotland. It is home to the Muir Island Mutant Research Center.

History
At some point, Moira MacTaggert built the mutant research center. She began dating Banshee who lived with her at the center. She tried to help her son Proteus.

Professor X went there to relax. There he met Banshee.

When Jean Grey returned from the sun, the X-Men took her there to try to help the Phoenix.

Background
First version of the island outside the comics.