Crumbling pink walls and murder memorials preserve the pioneer history of Joshua Tree.

Inside the Wayne County airport is an amazing collection of lights and sounds.

The Denver airport is guarded by a 32-foot-tall sculpture of a demonic horse.

This futuristic airport terminal was abandoned for decades before reopening as a hotel—with a vintage plane of its own parked out back.

One of the last surviving C-97s sits in a field in front of a Wisconsin inn.

A remnant of the last Ice Age, this lake is surrounded by fascinating rock formations.

Over thousands of years, this slot canyon was carved out of the bed of an ancient lake.

Fresh wooden posts have been added to ancient holes to recreate a primitive henge clock.

This urban drawbridge gained eternal pop culture fame when the Blues Brothers jumped it while it was raised.

World's second largest particle accelerator, where nature reveals its secrets.

In the Shawnee National Forest, amazing rock formations peer through the treeline.

These pretty kitties killed and ate as many as 135 railway workers.

River pirates, murderous bandits, and serial killers used this Illinois cave as their debauched hideout.

This huge clock made of flowers and simple machinery was once used a political weapon.

Where hikers on the Tecumseh Trail can exchange a dirty sock for a free geode.

The massive, original Colgate Clock is mounted on a defunct factory building that was once a prison.

Historians and hobbyists head to this former French outpost for the annual Feast of the Hunters' Moon.

Ornate limestone building now filled with geologic specimens, and more.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

One of Ireland's most infamous prisons for rebels including men, women and children.

The most magnificent bottle house in a town strangely full of them.

Marta Becket's hand-painted theater in the desert.

"Only the devil could play golf here."

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.