A circus legend leaves an unexpected endowment.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.

The bears may be gone, but their old cages can still be found.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

A wall of chewing gum moonlights as collective art.

A walk through the historic city center, under the streets of Seattle.

A historic grist mill and active sluice on the Black River.

A bronze plaque at an intersection in Hoboken marks the place where the game of baseball first took shape.

The only remaining piece of hull of the most decorated US ship of WWII is this giant name plate.

A bronze monument to the infamous radio broadcast in the real New Jersey town where the fictional Martians crash-landed.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.

Beautiful stained glass depictions of the history of human flight fill this surprising chapel.

Dubbed the "Blade Runner dragon," this buzzing neon sign is a beloved local icon.

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

One of the oldest of its kind.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

The body of St. John Neumann and his collection of hundreds of relics, on display in a Philly church.

Yo, Adrian!

The first American department store, and home to the largest operating musical instrument in the world.

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

Huge masonic hall in Philadelphia with lavishly themed rooms.

A layered tribute to the work of mosaicist Isaiah Zagar.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.