Pillars made of 700 pieces of luggage climb to the ceiling of Sacramento Airport's baggage claim.

The California capital city once stood 10 feet lower than it does today.

Archaeological sites and great food inside the island's largest mangrove forest.

On a clear day, you can see all the way to the Virgin Islands from the top of this observation tower built in the 1960s.

An enchanting natural wonder in Puerto Rico's Camuy River Park.

The world's second largest single-dish radio telescope, once used to contact E.T.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

A homage to the King at the hotel where he revived his career.

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.