Ten shipwreck-shaped chalets lie along the sand dunes on Namibia’s Skeleton Coast.

Road signs in Namibia mark the location of one of the five major circles of latitude.

Bizarre living fossil only grows in a small chunk of the Namib Desert.

Far from the shore, this sandy victim of the Skeleton Coast looks like it was plopped in the middle of the desert.

This now-abandoned outcrop is an important Native American spiritual site, overtaken by European settlers and mining pollution.

The final resting spot of the Colorado Transportation Department's beloved unofficial mascot.

A stark reminder of the huge nuclear weapons plant that once stood on the site and its effect on the surrounding area.

A centuries-old iron mine is now a paradise for explorers, divers, and spelunkers.

Bring your hiking shoes, wool socks, and thermal underwear for a stay in these cozy forest huts.

Thousands of birds nest in the cliffs while arctic foxes prowl below.

This abandoned mining village was predicted to resist decay longer than any other modern human settlement.

The world's northernmost brewery uses water from a 2,000-year-old glacier to create its beer.

In the northernmost city in the world, it's illegal to be buried because it’s too cold for bodies to decompose.

These circular ruins are all that remain of a 17th-century Arctic whaling outpost.

Australia's only active volcanoes and highest peak are located on these remote islands thousands of miles away from the mainland.

Not a single witness can attest to the creation of the world's largest geoglyph.

This dramatic sea spire is home to the world's rarest insect and is part of the lost continent of Zealandia.

In a strange timezone anomaly, Daylight Saving Time here sets the clocks forward just 30 minutes.

The Grand Canyon of Texas.

The highest point in Texas is capped by a big silver pyramid.

Steep canyon walls hide a forested oasis in the West Texas desert.

In the middle of a suburban Denver neighborhood is a cave that once provided solace for a prominent Ute chief and his family.

A prehistoric rock shelter that's literally in someone's backyard.

The wreckage of a World War II bomber is hidden high in the Colorado wilderness.