An enormous pink granite batholith, long attributed with spiritual powers by the Tonkawa Indians.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

A Prada store in the West Texas desert that is never open for business.

The Grand Canyon of Texas.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

An emerald-green grotto just a short trip from Austin.

Every president in history is immortalized in bronze in downtown Rapid City.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

Portlandia is the second-largest copper repoussé statue in the United States.

This high point in the Great Smoky Mountains is said to be home to the chief of all bears.

The state bird of New Mexico, constructed entirely out of garbage.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

A unique geological area spiked with wind-carved rocks that resemble teepees.

This is one really big nut.

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

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

A museum dedicated to the alleged Roswell Incident.

Modeled after a famous church in Vienna, Austria—but in Helena, Montana.

For thousands of years, Native American hunters drove buffalo straight off this cliff in Montana's Yellowstone Country.

A 6-mile-long lake created by an apocalyptic seismic event and the deadly chain reaction that ensued.

The only road through the heart of Glacier National Park.

New fungal and bacterial species call this deadly lake home.