This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

This rustic old building is said to be the most photographed barn in America.

One of the largest collections of wildlife art in the United States, built into the side of a cliff in rural Wyoming.

This rural museum highlights Wyoming's era of trapping and fur trades, and hosts the annual Green River Rendezvous in July.

This remote river crossing was a popular campground on American westward expansion trails, and a former Pony Express station.

This sandstone building is a relic of the Overland Trail.

A local museum remembers one of the worst acts of anti-Chinese violence in American history.

The world's largest mineral hot springs is home to a herd of bison, a free public bath house, beautiful mineral formations, and a terrifying swinging bridge.

A small town built on an abandoned airfield has former runways as streets and a bar and grill in an old airplane hangar.

Locally known as the "Onion” and the "Egg Beater,” Casper’s most recognizable buildings are beloved local landmarks to many, and eyesores to others.

Meant to be one of the most extravagant hotels in the world, now an eerie, abandoned architectural gem in Mexico City.

This French cemetery houses some of the most exquisite examples of funerary art in Mexico City.

This hotel is an amazing example of the Escuela Tapatía de Arquitectura movement.

A jewel of the Mexico city skyline now slowly crumbles after surviving an earthquake.

The now-public home of a renowned art collector is full of unique pieces from viceregal and 19th-century Mexico.

Beneath the most controversial monument in Mexico City is a cultural center that exhibits only digital art.

This tiny garden was built specifically to provide a place of peace and serenity away from the busy city streets.

Some charming, but sadly, unloved animal statues call this park home.

An incredible little museum of interior design full of artifacts collected from around the world.

All that remains of this abandoned coal town is a beautiful, haunting cemetery.

A prison-like structure guards the remains of a notorious Old West outlaw.

This site honors the end of a 100-year boundary dispute between the United States and Mexico—all started by a river's shifting course.

Search for traces of the dinosaurs that roamed here more than 90 million years ago.