This museum glorifies the humble potato.

A seven-story 1920s mausoleum outside Denver houses thousands of remains.

A mental health hospital dating back more than 139 years, now features a museum.

Hidden high on a remote mountain peak is a humbling and mysterious Vietnam War memorial.

The wreckage of a World War II bomber is hidden high in the Colorado wilderness.

A futuristic hovertrain is parked unceremoniously alongside a nondescript road.

Once an unstoppable source of gold and silver, this town came to a grinding stop when the groundwater proved deadly.

This Colorado hiking trail provides a small gold mine of abandoned gold mines.

Industrial ruin decimated this tiny New England company town in a fashion no one saw coming… and even fewer remember today.

A beautiful, creepy 19th-century castle stands incongruous in rural Vermont.

The only remaining place where you can play this century-old game for cash.

Everyone's favorite neighbor is remembered fondly in this small-town church.

More than 200 unconventional musical instruments that anyone can play.

A defunct all-girls college which may be the resting place of H.P. Lovecraft's real-life Necronomicon.

Stay at this storybook estate, featuring Sir Henry Hudson Kitson's masterpiece "Gingerbread House."

The self-proclaimed world's smallest museum, located next to a Massachusetts sandwich chain.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

Eclectic collections, artwork, and some feline friends fill the writer's former home.

Museum dedicated to awful artwork.

An eccentric inventor's castle home with its own indoor weather system.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

The remains of a large iron mill that once stood in the remote woods of northern Maine.

This museum on a college campus pays tribute to the Arctic and to two explorer alumni.

This World's Fair showpiece was built in Chicago, but shipped to Maine.