Twenty-seven massive radio antennas on the high plains of New Mexico search for life on other planets.

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

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

One of the American Southwest's most extensive collections of Navajo rock art.

This quirky hot springs town known to locals as "T or C" was named after a radio show.

This is one really big nut.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

Twice a year, visitors can tour the desolate site that birthed the Atomic Age.

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

A multi-storied adobe complex has been inhabited for more than a thousand years.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

A museum dedicated to the alleged Roswell Incident.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

A total of 14 men held the title of "president" before George Washington—their historical legacies are enshrined in the lobby of a hotel.

Paths are maintained, but trees have taken over plots.

"X" marks the spot of an echo chamber in the middle of a plaza.

This haunting tombstone comes complete with a heartbreaking story of love and loss.

One of the oldest standing structures in Montgomery County, Maryland.

Iceland's first pagan temple in 1,000 years is underway in Reykjavík.

The largest whale museum in Europe allows visitors to walk among life-size giants.

An encyclopedic collection of mammal penises.

Staves, storm-calling, and of course, necropants.

How would you like to dine in the same room where some of the Titanic's victims were embalmed?