Inmates dig the graves at the largest prison cemetery in the U.S., the final resting place of both cowboys and Indians.

A World War II officers' club features Old West murals painted by German POWs.

This once lawless patch of land was home to an infamous and deadly land feud.

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

A 19th century family buried their dead among the pines, beneath gravestones styled after ancient Scottish cairns.

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

Witness to many historic moments in early Texas history.

A little bit Wonkatania, a little bit pink elephant.

The only nuclear weapon assembly and disassembly plant in the U.S.

$10,000 won in a poker game in 1884 allowed James Draughon to build this intriguing home.

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

This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.

A 131-year-old wunderkammer of Texas history.

The Grand Canyon of Texas.

Unusual house, in an unusual neighborhood, home to some very unusual peanuts.

Now abandoned, this East Austin school for the disabled began as the "State Colony for the Feeble-minded."

This one-woman cemetery was a small civil rights victory.

Ghost town with a beer-drinking goat for mayor.

A collection of massive stacked rocks in Texas includes a snarky note on the benefits of modern technology.

A trio of colossal statues spread across a Dallas neighborhood chart the emergence of a giant robot born of a locomotive and spilled gin.

This museum showcases the history and contributions of the U.S. Army to the medical industry, both on the battlefield and off.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

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

The only international border marker within the United States.