The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

An homage to everyone's favorite prehistoric cartoon family.

The drama of nature in full effect in this Nevada State Park.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

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

This dormant volcanic crater has been converted from a roiling pit of magma to a pleasant hiking spot.

The ghost town that ended up on Ebay.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

Part of a highway network meant to connect Miami to Montreal, this 10-mile stretch of road made from red bricks is still around 100 years later.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

The world's third-largest crystal sphere has sat in the Penn Museum since 1927 with the exception of one outlandish theft.

This elaborate towering structure was once famed for its revolutionary height.

Yo, Adrian!

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

Mural made of 100,000 pieces of hand blown glass, and until recently, the largest glass mural in the US.

This whimsical outsider art wall holds tiny treasures donated by the local community.

The smallest post office in the United States is no bigger than a broom closet.

A time capsule of Floridian history fights to survive on the banks of Chokoloskee Bay.

These unusual rooms on wheels are holdovers from the 1960s.

I-95's Tijuana-style celebration of kitsch at the Carolina border.

An octet of classic chrome trailers speared into the ground act as a tribute to the silver bullets of the open road.

This stretch of highway is said to be haunted by ghosts of settlers whose graves were paved over.