Erroneously called the world's tallest flagpole, this landmark is devoted to "good neighborliness."

Burping, gurgling geothermal mud pots by the Salton Sea.

The sea once considered an ecological wasteland is now called "crown jewel of avian biodiversity" by scientists.

Huge otherworldly domed rocks on the shore of a deadly lake.

A monument to a one-legged kidnapper, horse thief, and charlatan asks visitors to throw rocks in a pile.

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

A restaurant devoted to "trouser grip" wrestling, an ancient form of Viking wrestling that is Iceland's national sport.

This quirky roadside attraction dives into the many theories surrounding North America's most infamous hairy cryptid.

The abandoned personal amusement park of the King of Pop.

With its peeling paint and faded sign, this theater-turned-recycling plant is a nostalgic relic of 1950s Americana.

A small memorial to a deadly night in Serbia that shook the world before it was swept under the rug.

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

California's oldest wind harp represents a historic piece of America's Danish history.

Get up close to emus and ostriches, or buy their tasty meat.

The picturesque birthplace of Icelandic democracy is drenched in the blood of its brutal past.

If a glacial river suddenly diving into a sheer chasm via a dramatic, multi-stage waterfall isn't peak Iceland, it's certainly close.

This valley of hot springs and boiling mud pots is home to the record-holding "Geysir," which originated the English word.

Medicinal spa created from the mineral-rich runoff of a geothermal power plant

The spot in the Mile-High City that's exactly 5,280 feet above sea level (at least for now).

This golf ball–shaped former desert real estate office now houses a UFO museum.

A Saint Nicholas-themed ghost town in the Mojave desert.

An Old West film set seen in countless TV shows and movies is open for the public to explore.

The world’s largest concentrated solar plant generates as many problems as megawatts.

This famous Nevada gold mine, once a hotbed of Wild West shenanigans, is now open for tours.