An off-the-beaten path cave with an underground lake.

During World War II this was the site of an "honor camp" used as a prison for draft dodgers, Native American conscientious objectors, and Japanese-Americans—including a man who brought his case against the camp to the Supreme Court.

A former major munitions plant that has been converted into a sprawling art space.

This train station inspired the name of a 1970's rock band and provided the backdrop for their album cover.

This bomb shelter-themed bar has barely changed since it opened.

Visitors to this public park will also find the ruins of an old western fort.

The sprawling attraction boasts a collection of more than 150 historic wagons.

This church on a Tohono O'Odham reservation has stood since 1797.

A mesmerizing wonderland of salt-encrusted tree branches and pencil roots.

This seemingly random 30-foot statue of an oryx in Qatar's capital was a mascot for the 2006 Asian Games.

This fountain pays homage to Qatar's history of pearling, the primary industry before oil.

Qatar's oldest market can trace its origins back more than a century.

What was meant as an innocent piece of art has earned a reputation as the "mansplaining sculpture."

Amazingly detailed marble cinerary urns that once held the cremains of Roman elite.

An abandoned, decaying sculpture garden built by an eccentric physician in the 1920s now looks more like a forgotten cemetery.

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

Soldiers honored the beloved Pat with a special grave.

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

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

For over 75 years, this cute stone statue has warmed the hearts of San Antonio.

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

A 131-year-old wunderkammer of Texas history.

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

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