The most visited, and possibly most controversial, museum in Germany.

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

The turquoise-studded skull of a long-dead Aztec man sits within Mexico City’s Museum of Anthropology.

This colossal ancient jaguar sculpture was used as a vessel for the hearts torn from sacrificial victims.

The most complete statue of this Aztec god sits a top a throne carved with images of hallucinogenic plants.

At least seven hues of blue and turquoise make this freshwater lagoon unique.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

The only castle in North America to ever house European sovereigns.

An elaborate Mayan city shrouded in alien conspiracy revealed the tomb of Pacal the Great.

Every equinox this Maya pyramid puts on a spooky ancient light show.

Formerly known as National D-Day Museum, this collection commemorates the battles of Normandy and WWII.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

The peaceful space is adorned by paintings by the famed abstract artist Mark Rothko.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

This failed condo development was reborn as a street art hub.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

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

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

Historic funicular railway, believed to be the shortest railroad in the world.

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

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

Quite simply the largest tree in the world (by volume).

World-famous, Pink's still manages to keep its prized cult fetish status.