A Texas cave network is home to some of the world's most spectacular-looking and bizarrely named mineral formations.

The final resting place of an outlaw, whose legend grew after death.

A park filled with vibrant mosaics created by more than 300 folk artists.

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

This downtown Dallas art installation is always on the lookout.

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

A modernist landscape of water and sci-fi concrete.

This library is a reader's paradise and a plant lover's dream.

This sacred cavern, 400 feet deep, is home to millions of bats and an ancient burial ground.

An unrealized Taoist palace left abandoned in a Houston suburb.

Scale replica of China's ancient terracotta tomb warriors and Forbidden City are the side project of an eccentric millionaire.

On a dusty county road sit the ruins of a ghost town's abandoned church.

A medieval castle in the middle of rural Texas.

Three hundred years of preserved Spanish colonial history in San Antonio.

This hidden sculpture garden full of Wild West art is one of San Antonio's best-kept secrets.

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

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.

These boots are made for selfies.

An amazing stag sculpture constructed entirely of discarded materials.

Twenty churches beautifully painted by 19th-century Czech and German immigrants in Texas.

One of the highest points in Bexar county offers birdseye views of San Antonio and a four-story stone tower.

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

Constructed in 1859 as a general store and post office, the store is still used to this day and was featured in the Walking Dead series.