This highest peak in New Mexico is named after an explorer who had a habit of lending his monicker to peaks.

A clear blue swimming hole with hidden caves, still unexplored.

Natural sonic phenomenon comes with a grisly legend of murder and blood.

A preserve with 75,000 ancient drawings remains the realm of public – not just scientific – exploration.

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

This centuries-old pueblo church houses the body of a Franciscan friar who is said to be a rare "incorruptible" corpse.

"I did this all while you were watching TV."

On the side of a remote mountain, a stone face bearing an inscription of mysterious origin.

This southwest-styled home in Santa Fe claims to be the oldest house in America thanks to an ancient bit of foundation.

This innocuous New Mexico storefront was once the secret jump-off spot for Manhattan Project scientists.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

Part of the medieval watchtower is displayed in an otherwise ordinary parking garage.

The lengthy skeleton of one of the tallest Spaniards of all time is on display in Madrid.

One of the world's oldest universities houses an incredible collection of anatomical models, mummified body parts, and human bones.

The oldest restaurant in the world is this old-world Spanish eatery, still known for its suckling pig.

This embalmed man is one of the best preserved mummies from the Canary Islands.

The mysterious "Candelabra of the Andes" could represent anything from a god's trident to a hallucinogenic plant.

This scalding hot river was thought to be a myth until one geoscientist made it his quest to study the mystical waters.

A mecca for India's Jains.

A complex of six forts embedded in the Rajasthan hills.

A centuries-old lookout post still sits atop a natural stone spire.

Temples adorned with intricate, erotic sculptures make up one of the "seven wonders" of India.

This complex of vertically-excavated Buddhist, Jain, and Hindu monolithic temples in India's Maharashtra providence illustrates a spirit of tolerance characteristic of ancient India.

This rare basalt crater lake is used to study the Moon and Mars.