This community on a small Venetian island has taken to painting their houses in bright neon hues.

No one knows who painted this mysterious mural in a Penn State basement.

An Olympic hero stripped of his medals is buried in a town he never visited, which took his name after his death.

It would take 35 firetrucks to fill this enormous glacial pothole.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A stone arch leads to a cavernous 1930s spring house tucked away in the Pennsylvania woods.

The house that Frank Lloyd Wright "(shook) out of his sleeve at will" at the age of 86.

A park full of outsider art, created by college students studying outsider art.

An abandoned stretch of highway, deteriorating next to the operational one.

A toxic ghost town sitting atop a massive coal fire.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

Abandoned 19th century homes once occupied by naval officers, soon to be demolished.

The saddest little diner in New York.

This wall on a street corner in Lower Manhattan has been a blank canvas for a rotation of renowned artists since the 1980s.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

All that remains of a magnate's dream home is a historic gate and an abandoned public pool.

Museum in a swimming pool where the water still flows.

This annual Belgian water race attracts bathtub captains from all over the world.

This Belgian theme park began as a refuge for bored church children and was closed down when a boy lost an arm.

An undulating wicker beast looms peacefully atop a sand dune in Belgium.

This beautifully designed star-shaped fort was the premier defense system of the late 1500s.

Each spring, a dreamlike carpet of bluebells overtakes the forest floor.