The biggest drug trafficking passage between Mexico and the U.S.

Conflicting markers on its floor tell a tale of two city centers in San Antonio.

A colorful public mural in San Antonio's West Side encourages students to stay in school.

Controversially claiming the title of world's biggest bass drum, UT's Big Bertha was once made radioactive by the Manhattan Project.

A high-octane shrine to the greatest Texans who ever lived.

This big empty pig is a nostalgic throwback to mid-20th-century Texas barbecue.

An antique horse-drawn hearse provided French luxury for the dead in this Texan town.

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

San Antonio's first 3-D stereoscopic mural is a trippy treat for the eyes.

For over 75 years, this cute stone statue has warmed the hearts of San Antonio.

Campus tradition says couples who walk beneath this enormous oak will stay together forever.

Colorful curls of hand-blown glass form a captivating tower in San Antonio's Central Library.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

To honor a beloved Austin radio DJ a neighborhood bridge has been covered in a loving mosaic.

Two small markers remember the Alamo's feline protectors.

A small island hides in plain sight on Austin's Lady Bird Lake.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

The saga of the massive nut begins and ends in Texas.

The quirky gift from West Berlin for the 1968 World's Fair still stands in Hemisfair Park.

Established in 1925, Kiddie Park claims to be the oldest amusement park in the U.S. - a cozy little time warp nestled in a shady corner of the modern world.

This old abandoned sign flickers to announce a motel that isn't even there.

Just like the real 36th president of the United States, animatronic LBJ amuses visitors with jokes and stories.

A little stop along the Texas highway where Rock Hudson, Elizabeth Taylor, and James Dean stayed while shooting the 1955 film "Giant."