An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

An enclosed rotunda at the Henry Art Gallery in which viewers can look up and see the uninterrupted sky.

A (slightly) grownup take on the classic retro arcade.

An ice cream parlor chain that caters to vegans and pinball fans equally.

The first park built over a freeway is a brutalist masterwork.

Peruse rare tomes like poetry bound in pearls or books with branches and berries growing out of their spines.

This edible park is open to any and all foragers.

This former coal gasification plant found a curious second life as a popular public park.

A house filled to the brim with oddities and curiosities.

A museum dedicated to the history and exploration of both popular music and science fiction.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

A giant Troll lurks under one of Seattle's oldest bridges.

During the 1990's nearly all of the world's LSD is thought to have come from the operators of the lab once located in this missile silo.

A eclectic collection of military memorabilia.

The history of the treatment of mental illness, illustrated in all its gory detail, and housed in an asylum.

The quirky collection includes treasures like Elvis' underwear, Bob Barker's toothbrush, and hundreds of sock monkeys.

This quaint museum lets you take a ride on its antique carousels.

Step back in time at this 1950s display home, built to showcase once cutting-edge electric amenities.

A cave 150 feet beneath Kansas City is the perfect climate for growing 10,000 delicate orchids.

The world's largest collection of fine-scale miniatures and one the nation's largest collections of antique toys.

The "World's Largest Underground Business Complex," a 55,000,000-square-foot city underneath Missouri.

This abandoned prison castle has become an imposing gallery of graffiti art.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

Follow the steps, and this roadside artwork will teach you how to dance.