An eerie, little-known Neapolitan museum filled with preserved human remains.

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

The best Tiki bar in Las Vegas.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

Temporary Burning Man sculpture made of two 18-wheelers.

Enormous statue of the Emperor of the Mongols.

These mammoth-yet-narrow crevasses in the Earth are perfect for taking an otherworldly swim.

In the Middle Ages, villagers would sound this stone trumpet to boost fertility and coax fish to shore.

The world's most remote airport.

The largest stone moai on Rapa Nui.

This large round boulder is said to emit spiritual power, but it may just be magnets.

This stunning mass of ice spans 121 square miles and is still growing.

Take a monster truck tour around an ostrich farm in the middle of the desert.

Every Christmas, one Arizona city makes the most of its dry climate by creating an arid desert tannenbaum.

A towering bronze statue memorializes the founding father of postwar American conservatism.

The unusual burial monument of Arizona's first governor.

In memory of the 110 victims of ValuJet Flight 592 that crashed in the Everglades.

This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.

This blowhole is supposedly caused by a trapped monster.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

Albuquerque found the perfect use for tumbleweeds at Christmastime.

Most-visited and most-photographed slot canyon in the American Southwest.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.