This unique tower has been home to malaria-fighting bats for 100 years.

A unique cartoon-filled roadside attraction.

No one is sure why this mysterious tradition started.

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

This beautiful grotto is one of those places where you can't believe you're just outside Austin.

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

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

This simple frog painting created by musician Daniel Johnston embodies the spirit of Austin.

Continuing the tradition of the dime museum in style.

Turning night into day in Victorian-era Austin to thwart a serial killer.

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

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

These boots are made for selfies.

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.

The 40-foot-tall votive candle is the largest of its kind.

Tile mosaics and quotes from Pablo Picasso add an artistic flair to these bus stop benches.

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

A 131-year-old wunderkammer of Texas history.

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

Craggy concrete faces are hidden in the walls of this artificial cave along the San Antonio River.

A tall smoke stack and boarded-up buildings are all that's left of the pioneering plant.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

The oldest active mini golf course in the U.S. has an elegant Art Deco style filled with lush tropical plants.