One of the few working locomotive roundhouses in the United States.

Where a railroad loops under or over itself to rise or drop more than 70 feet in a short distance.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

Now abandoned, the first public health hospital in the U.S. saw more than one million immigrants from around the world.

A world-class collection of mechanical musical instruments and automata.

Where the embers of the Big Bang were first detected.

The site of one of history's most indelible and horrific tragedies.

This historic iron-working village is now a ghost town so immaculate that it looks as though it was recently built.

The ruins of this former mining boomtown once housed over 3,000 people. Now, the population is two.

On the edge of the Valles Caldera National Preserve, these rock formations create an eerie landscape.

A natural formation that resembles a camel resting in the New Mexico desert.

The 7,000-year-old calcium carbonate formation creates a magnificent natural bridge.

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

Taos Pueblo recipes, foraged ingredients, and outdoor ovens define the menu at this eatery.

This towering volcanic plug stands out among the dramatic formations that dot this otherworldly desert valley.

The building stands within a quiet, postcard-perfect New Mexico village.

Some of the Old West's most notorious outlaws frequented this mining town.

A wealth of pop culture statuary and green chile dishes give this roadside restaurant clout.

Some 2,000 carvings show this rare desert spring has been an oasis for travelers for over a thousand years.

Adobe ruins punctuate the beauty of an 800 foot canyon carved by the Canadian River.

This opulent Pueblo Deco movie palace melds Art Deco and Native American motifs.

Eat like pre-Columbian Native Americans in this New Mexico restaurant within the Indian Pueblo Cultural Center.

This volcano rises like a giant anthill from the plains below, with a road spiraling up to the rim.

This museum started as a collection of Manhattan Projects and continues to add exhibits as they are declassified.