The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

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

The final resting place of American icon Buffalo Bill, and a museum that aids in telling his tale.

This iconic science fiction house still looks like something from the future.

When ecosystems collide in the arid Southwest.

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

Ghost town with a beer-drinking goat for mayor.

The highest point in Texas is capped by a big silver pyramid.

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

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

Mysterious glowing orbs float through the desert night.

The deadly but beautiful ornamental oleander was planted all over the island of Galveston after the hurricane of 1900.

A decaying concrete oil tanker served as a disposal location for bootleg hootch.

A Texas cave network is home to some of the world's most spectacular-looking and bizarrely named mineral formations.

Belly up to the bar in Cowtown, don't forget to buy some boots.

The tree is thought to be the oldest oak in Texas and was once crowned state champion for its monumental size.

Resting place of the Texas A&M canine mascots, who watch the game from the grave with their own miniature scoreboard.

Decades of discarded bottle caps line this alleyway, a fixture of Texas A&M.

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

The summer home of the largest colony of bats in the world.

In the fictional world of Kcymaerxthaere, this was the former home of the Marshal of Gravity and the site of his tragic death.

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

Some islands... they come, they go, especially on Lake Travis.

Free public park and gardens filled with peacocks and peahens.