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

A National Historic Landmark with a scenic clock tower and park filled with deer and peacocks, plus a military museum.

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

Free public park and gardens filled with peacocks and peahens.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

An abandoned quicksilver mining town surrounded by the Big Bend parks.

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

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

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

Mysterious glowing orbs float through the desert night.

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

Fantastic collection celebrating the final send-off.

This crumbling UFO is one of only a few remaining "moveable ski chalets" of its kind.

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

This failed condo development was reborn as a street art hub.

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

A modernist landscape of water and sci-fi concrete.

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.

The largest land animal skull ever discovered.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

The final resting place and once home of the Bandit Queen of the West.

Only museum dedicated to women pilots, with personal artifacts from Amelia Earhart and other aviatrixes.

Where hills of dirt conceal the burial ground of one of the most powerful ancient Native American societies.