The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

A stunning landscape of bunkers that once stored chemical weapons.

Supposedly Satanic numbers adorn this preserved submarine sail.

This giant tower beacon was a key navigation tool for pilots delivering mail amid the night skies.

Pyramid home to an obscure religious group that practices modern mummification.

The location along the shores of the Great Salt Lake of what was once called, "The Coney Island of the West", now sits barren due to arson and time.

Kay Andrews's recipe was so good, her family immortalized it in stone.

A late-19th century diversion canal built by hand crosses Bryce Canyon National Park and is still in use.

This raised bulls-eye visible from space was the subject of an intense geologic controversy.

A tunnel with windows, so you don't miss out on the impressive views.

Come for the speed, leave in love with the desert.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

A creek tumbles over a series of step-like rocks to create this scenic water feature.

Discovered in a peat bog, these horned helms come from a thousand years before the Viking Age.

Bored potato-guarding Nazis etched their thoughts onto a brick storage building in Copenhagen's Meatpacking District.

One of Scandinavia's largest mosaics pays tribute to Danish art and science luminaries.

This red light district plaza memorializes the Fab Four and their historic connection to the area.

One of the largest wildlife refuges in the contiguous 48 states, it was instrumental in preserving the pronghorn antelope from extinction.

This massive solar generating facility in the Nevada desert has been plagued by difficulties.

Narrow slot canyons in a badland eroded into soft sedimentary rock provide an otherworldly landscape in this remote Nevada state park.

Located in the remote Monitor Valley, this travertine bowl contains a scalding pool of water.

This ancient village provides insight into the complexity of the pre-Columbian Fremont Culture.

This railroad magnate's 19th century tower is more than a little bit out of place in the Nevada desert.