Strictly speaking this entry is about communities like villages, towns and cities that do not exist in the world we know. Like fictional countries, most fictional cities resemble either a specific place or present one version of archetypal place.
... Steam Museum[?]
East Anglia Railway Museum[?]
Strumpshaw Hall Steam Museum[?]
Toad Hole Museum[?], How Hill
Working Textile Museum[?], Derwent Valley ...