Geofiction is a hobby in which people design imaginary places: cities, countries, worlds, even entire universes! Unlike most worldbuilders, geofiction hobbyists do not necessarily create their worlds as a background for a novel or role-playing game, they create them for the fun of creation.
via What Is Geofiction?.
Norscand Geofiction Maps
Stadtkreation Urban Geofiction
Geopoeia is a wiki and forum for and about conworlds, geofiction, conlangs, alternate histories, and uchronias.
Unorthodox Creativity: Geofiction
Martijn Kressler – Artist Geoficticus