The remains of an Aztec school and various intriguing artifacts lie below a modern cultural center.

Iceland's tribute to its thankless civil servants.

This lonely tower survived the landslide that devastated much of a Mexican mining town.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

Iran's colorful terraces are a rare geological masterpiece.

A huge musical instrument played by the ocean.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

A uniquely robust and historic look at Mexico's omnipresent dance with Death.

More than 300 years ago, a revolt at this Hopi pueblo shaped the future of the American Southwest.

This slowly crumbling mansion was home to one of East Africa's richest and most powerful slave traders.

A building facade covered with the statues of 11 giants of Tajik literature.

This ancient Silk Road outpost overlooking the Wakhan Valley is miraculously still standing.

This opulent 16th-century Maharaja’s palace is a unique mix of Hindu and Muslim designs.

This tiny movie theater was the last one in the U.S. constructed in the Nuevo Deco architectural style.

This subterranean disco dance club in a Cuban cave comes with bright lights and a dark legend.

A lake at the bottom of the ocean.

The meteor that sealed the fate of the dinosaurs landed at this site, one of the largest impact craters in the world.

Once a year in Pomuch, the dead are taken out for a cleaning.

A hacienda that features all things uniquely Yucatán.

Bali's remote "gateway to heaven" is one of the most sacred places on the island.

The world's first and only natural nuclear reactor.

This elaborate Hindu temple is located in a Chicago suburb, but looks like it was transported directly from India.

A collection of over 15,000 zines works to preserve DIY publishing culture.

Over 1.3 million confiscated wildlife products fill this macabre menagerie of illegal animal specimens.