A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

North America's largest accredited model railroad museum.

Swarms of butterflies cannot compare to the awe inspired by the publicly-funded nakedness once displayed in this sunken garden.

The world's largest outdoor organ is played weekly by one of just two civic organists in the U.S.

One man's quest for the ultimate road trip vehicle.

The pan man stands as a testament to the functionality of American cast iron cookware.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

An unusual, super-sized grocery adventure awaits in an Ohio suburb.

Huge stone depressions which may have acted as an Incan agricultural experiment.

Preserved Inca city and site of the last Inca stronghold against the Spanish conquistadors.

This Peruvian canyon is filled with geometric salt pools that have been being harvested since the Incan empire.

A Christian monastery stands on what was once a holy Incan temple.

Built on the remains of one the Incas’ most important gathering spots, this square keeps the spirit of a fallen empire alive.

The large collection of pre-Columbian pottery might make you blush.

A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.

This stone complex marks the urban center of a lost civilization.

The remains of what was the most important religious complex in coastal Peru for over a millennium.

The mortal remains of an estimated 70,000 people lie in the basement of a monastery in Lima, Peru.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Millions of glowing microscopic organisms light up the waters of this luminous lagoon.

The world's second largest single-dish radio telescope, once used to contact E.T.