A modernist landscape of water and sci-fi concrete.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

A popular swimming hole that hides one of America's most deadly diving spots.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

Continuing the tradition of the dime museum in style.

At the "Garage Mahal" in Houston, car culture is about more than just driving.

The only international border marker within the United States.

An acoustic anomaly with a mysterious cause.

This museum holds not just a world class collection of firefighting artifacts and gear but even the region's first fire station itself.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.

Collection of skeletal systems from the "world's leading supplier of osteological specimens."

This downtown Dallas art installation is always on the lookout.