At HopCat, a marker honors fictional creatures with the ability to travel the missing dimensions of Kcymaerxthaere.

These sprawling mines once served as a source of plaster and today serve as a storage facility.

One lonely, modern pyramid has gone from corporate think tank to deserted boondoggle.

The remains of a religious colony, its amusement park, zoo, and baseball empire.

This museum remembers an apocalyptic cult that became more famous for baseball than religious radicalism.

On the shores of Lake Kalamazoo, a plaque marks a fictional event where an island nation ran aground.

This observatory comes complete with three separate telescopes and a dedicated community of amateur and expert astronomers.

Turnip-shaped island just off the Michigan shore in Lake Huron.

Ancient petroglyphs discovered only after a massive fire swept across Michigan in the 1880s.

This unique collection collects pieces of art etched into thin pieces of stone.

Center filled with hands-on displays served as a tribute to several astronauts with connections to the state.

Hell on Earth is actually a small town in Michigan where anyone can be mayor for a day.

The city is full of whimsical portals to another world.

Trade in that pesky human soul for cold-hard circuits.

An ever-evolving wall of graffiti art off East Liberty Street.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

Weighing 30,000 pounds, this monument represents Detroit's first industrial era.

Standing guard on top of an old, vacant ice cream shop.