The United States’s oldest funicular railway glides up and down a steep Pittsburgh street.

A bronze of the man in all his sinewy glory celebrates his longtime connection to the Ohio city.

The entrance to this sinisterly named tunnel hides behind a Tim Hortons.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

One of few surviving standpipe water towers in the U.S.

Man-made geyser that rises to the exact height of the Gateway Arch.

Topeka has its own great wall, and it's covered in colorful images from the city's history.

This deserted Gold Rush town is home to a Masonic lodge that, strangely enough, still holds meetings.

An annual festival celebrating Colorado's most famous frozen corpse.

This tea house was a hand-built gift from Boulder's sister city in Tajikstan.

A house carved into a rock in the 1940s.

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

Despite its name, this route in southern Utah offers a heavenly day trip.

Ancestral Puebloan ruins, natural arches, and box canyons abound in this seldom-visited corner of Monument Valley Navajo Tribal Park.

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

Giant pinnacles in the sun-scorched lands of Southern Utah have been nicknamed "white ghosts."

A Wild West jailhouse that slid down the mountainside.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

An homage to everyone's favorite prehistoric cartoon family.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

Don't blink or you'll miss it.

All of the 20 occupied houses in this mostly abandoned town feature some curious display of junk art.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

This vintage animatronics show is the Vegas version of a walk through the woods.