This magical oasis in East Texas is one of the most biodiverse acres in the country.

The only airport with a people mover system designed by Walt Disney Imagineering.

This Texas home and garden was the masterpiece of a British portrait painter.

A shrine to the royal lord of all cacti.

The largest underground pedestrian tunnel system in the U.S. mostly caters to the people working in the offices above, but provides a great, air-conditioned way to traverse the city.

Once seen as a bit of an eyesore, this sculpture has become a staple of downtown Houston.

This small park features a monumental fountain wall, providing a great photo opportunity in the middle of Houston.

An oasis of lilies cultivated by the "Indiana Jones of Water Lilies."

An immense cave that has served as an outlaw's treasure trove, an underground dance hall, a nuclear fallout shelter, and much more.

This lake sits on an estimated 4 million tons of salt.

A city park that sits on top of a freeway.

A few times a day, you can see an animatronic cowboy shoot-out.

The largest public collection of roses in the United States.

An entire subdivision was accidentally built on a flood plain, resulting in its eventual demolition—but the streets are still there.

In 1977, wealthy socialite Sandra West was buried wearing an elegant white nightdress while reclining comfortably in her powder-blue 1964 Ferrari.

A collection of obscure and vintage equipment used for television, film, and radio.

One of the last Art Deco gas station still standing in Dallas.

Known as one of America's most beautiful public restrooms.

A Texas landowner spelled out his name with three miles of trees, a giant signature that's been used by NASA to evaluate satellite imagery.

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

In Parr Park, thousands of painted rocks line this walking trail.

Where Santa Claus held up a Texas bank and started a statewide manhunt.

Baptisms in troughs and post-sermon rodeos at the world's biggest cowboy church.

The "world’s largest honky-tonk" also has its own indoor rodeo arena.