This underwater old Texas hill town only resurfaces during harsh drought.

A grove of colossal man-made flowers built to collect the sun's rays.

Roadside Americana, fairy tale characters, and Austin quirkiness come together at this magical course in the heart of Texas' capital city.

A tribute to a great Texas blues musician.

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

This former Texas landfill is flush with 300 million-year-old fossils, all fit for the taking.

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

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

Continuing the tradition of the dime museum in style.

Austin’s nonprofit-run graffiti park where street art is meant to be painted over.

Civil War dumping ground for the bodies of terrorized Union sympathizers.

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

This soda factory is one of the last in America to use real cane sugar despite the protestations of Dr Pepper.

The bridge continues the legacy of President Franklin D. Roosevelt's New Deal policy.

A "Texanic" (gigantic Texas) collection of Art Deco architecture at Dallas' historic Fair Park.

A serene temple with stunning stained glass hides in downtown Dallas.

A Texas-sized particle collider that was abandoned due to its Texas-sized budget.

Some of the best pastries in "the Czech heritage capital of Texas" come from a gas station off I-35.

Official museum, hall of fame, and repository of the Texas Rangers.

Housed in a century-old building, this museum's dedicated not just to soft drinks, but to the free enterprise system.

A recreated Stonehenge stands in a country field, complete with Easter Island moai heads standing as sentries.

Modern technology and live displays tell the story of the Pacific during WWII for the Internet generation.

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

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