The medieval institution is home to the precious treasure stolen in World War II in one of the greatest art thefts of the 20th century.

A priceless work of art created by the saint's own blood sister hangs in a San Antonio basilica.

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

A mother's mourning for her lost son is remembered in this small park embedded with his memory.

This big empty pig is a nostalgic throwback to mid-20th-century Texas barbecue.

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

The quirky gift from West Berlin for the 1968 World's Fair still stands in Hemisfair Park.

Two small markers remember the Alamo's feline protectors.

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

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

These pink granite water slides are the result of millions of years of erosion.

Just outside of Nairobi lies a large estate surrounded by endangered Rothschild giraffes, who have been fed from the window by Mick Jagger and Walter Cronkite.

Ten shipwreck-shaped chalets lie along the sand dunes on Namibia’s Skeleton Coast.

The stunning remnants of this wreck emerge from an otherworldly backdrop of rainforests.

The largest stone moai on Rapa Nui.

"Satisfying" is a good way to describe these beautifully aligned rows of Spanish mills.

The stunning interior of this Gothic church is covered in ornate gold details.

An out-of-place grove of sequoias thrives in northern Spain.

A massive Celtic cross secretly growing in an Irish forest.

A lovers' beach, tucked below the surface of the island, provides a safe haven for romance.

This colorful, ornately-decorated cemetery sits next to a quiet cove known as "the beach of the dead."

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

This overgrown mountain village has been abandoned for nearly a century.

Thousands of Mexican Free-Tailed Bats soar around an abandoned storm drain at sunset each summer.