A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

In the hinterlands of Serbia's capital, a giant reflective mushroom houses an aeronautical history of the former Yugoslav republic.

A grand Yugoslav memorial to the group of partisans who fought and died resisting western Serbia’s Nazi occupation.

Through the colossal entrance to this cave you'll find limestone tubs and an underground waterfall.

This spaceship-like Serbian monument reaches for the stars in celebration of the fallen fighters of fascism.

Destroyed Serbian army headquarters sits half crumbled in a largely revitalized Belgrade.

A pair of connected skyscrapers form this symbolic gateway.

This cascade of mineral-rich hot springs and waterfalls is an oasis in the Jordanian desert.

This exceptionally well-preserved ancient marvel also houses a small museum dedicated to Jordanian folk tradition.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

An ancient capital city that dates back 3,000 years and harbors many surprises.

The dining hall that nourishes workers in Chornobyl's Exclusion Zone is also open to visitors.

Once swallowed by flood waters, this village has emerged as an eerie shadow of its former self.

This abandoned mining village was predicted to resist decay longer than any other modern human settlement.

Guests become prisoners on a visit to Latvian prison.

This impressively complicated radioastronomy research center was once a tool of Soviet spies.

A black cat protests the City Guild in Riga's Old Town.

This lake’s emerald green waters are a spectacular sight, but it’s not a great place for a swim.

This red lake 4,000 meters above sea level is home to rare flamingos.

On the outskirts of a desert trading village high on the Andean plain, steel giants have been destroyed by salt winds.

A seemingly endless landscape of pure salt stretches far across Bolivia.

This Tang Dynasty behemoth is the biggest Buddha in the world.

The most famous location in China was home to whole dynasties worth of imperial rulers.

Three rooms of bones, curios, and one artist's collection of natural artifacts create this intriguing museum.