This resort community was known as the "Black Eden of Michigan."

A collection of more than 10,000 racist objects that teaches the atrocities of social injustice and intolerance in American history.

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

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

The Kalamazoo factory has 100 years of instrument-making, and one big wartime secret.

House built with over 60,000 glass bottles.

Located in a Civil War era building, this café is engrained with the spirit of Edgar Allen Poe.

History is hiding at the Morean Center for Clay.

This Florida museum dedicated to western artwork is entered through an artificial canyon with imported sandstone.

The site of a gold-digging conquistador's bloody landing in the Americas.

The first custom-designed building to showcase the works of Dale Chihuly is a wonderland of glass and light.

A luxuriant botanical garden below sea level.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

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

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

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

This striking art museum holds an amazing series of curiosity cabinets.

A place to eat for on-the-run agents and espionage enthusiasts.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

Robots, lasers, and whoopee cushions, oh my!

A collection of over 15,000 zines works to preserve DIY publishing culture.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

It turns out that a hurricane-prone beach is probably not the best place to house wild animals.