An architecturally-focused antique shop.

The city is full of whimsical portals to another world.

Abandoned concert venue legendary for its rock counterculture.

This solitary gravestone is separated from the rest in Appleton, explaining why local legends continue to surround it.

A hundred-year-old museum filled with giant physics toys and experiments designed by grad students.

Home to the world's largest refracting telescope and the birthplace of modern astrophysics.

Eternal resting place of the grave robber and murderer who served as inspiration for many of cinema’s famous madmen.

Robots, lasers, and whoopee cushions, oh my!

This historic hotel invented the chocolate brownie.

The first neighborhood to implement the Garden City model in its suburban planning.

This crumbling little graveyard was saved from the undergrowth by concerned veterans.

These lush botanical gardens employ the most purrfect pest control force.

This Philly landmark has a giant butterfly pavilion, three floors of insect displays, and withstood a $40,000 heist.

A fiberglass jungle, deep in the wilds of the Cleveland suburbs.

A favorite of Amelia Earhart, ranking among those rare bridges that can be crossed without changing sides of the river.

Small, privately owned island divided between Michigan and Ohio with abandoned vacation homes and a derelict lighthouse.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.

A real flying saucer, contracted by the U.S. Air Force.

Medical history museum featuring a lovely doctor's office from the 1800s.

An abandoned asylum incorporated into a college campus.

This abandoned bridge to nowhere stands secluded in the woods of a Cleveland suburb.

An abandoned relic of the city's failed experiment with below ground transit.

A castle built by an eccentric medieval enthusiast in rural Ohio.

Rare recess caves fill this unbelievably beautiful Ohio park.