One man’s passion for gas stations is on display along the Rio Grande in northern New Mexico.

Deadly airliner crash preserved for those willing to climb and pay respects.

More than 21,000 images fill this overlooked gem of a prehistoric site.

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

These ruins of a pre-Columbian cliff village are among the most beautiful and well preserved in New Mexico.

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

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

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

These aggressively sustainable art homes look like something out of 1970's science fiction.

Legends surround this jagged rock formation in the New Mexico desert.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

When in Idaho, sleep in a giant potato.

A massive bur oak tree believed to be some 500 years old is the centerpiece of this quiet urban greenspace.

This family driveway also serves as the highest point in Illinois.

What was once the second largest steel mill in the US is now a sprawling complex of modern ruins.

An avant garde art museum at the University of Chicago.

Cannon designed to fire an atomic warhead.

This 41,000-acre wetland complex is the largest marsh in the interior of the United States.

This lesser-known geographic marker was the reference point for all surveys of the continent for 75 years.

Stories of sightless fish and ghostly cowboys are only a fraction of the legends surrounding this Kansas sinkhole.

The Bucyrus-Erie model 1850B electric shovel, or "Big Brutus," the largest existing electric shovel in the world.

Curious rock formations in a tiny Kansas state park.

During the 1990's nearly all of the world's LSD is thought to have come from the operators of the lab once located in this missile silo.

A wonderful collection of all things Oz is nestled in the heart of Kansas.