An eerie former warehouse turned cistern turned movie set.

Deliberately hidden for centuries, the magnificent Saadian Tombs were eventually uncovered in 1917.

Vast stretch of tide-pools with a unique Moroccan charm.

Traditional 11th-century outdoor tannery.

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.

Thousands of narrow alleyways in an ancient medieval city make up what's believed to be the world's largest car-free urban zone.

Single runway interrupted by a busy road that cuts across its middle.

The other side is actually green.

Mosaics, storks, and brothels—this ancient city has it all.

At this faithfully preserved medina off the Moroccan tourist circuit you can walk through six centuries of history in one day.

Founded as a refugee camp, now a popular tourist spot.

The Frank Zappa fan club erected this monument to their prog-rock hero to mark a new era of post-Soviet Lithuania.

This magnificent Art Deco church is a reflection of Lithuania’s turbulent history.

A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.

This 135-year-old weather station studied the effects of the climate on human health.

This scale model of our solar system hid in plain sight for years before a physics team sought out all the planets.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

The big toe of this towering monument to a Croatian national hero is worn from years of superstitious rubbing.

Controversial site of what could be Europe's first pyramid.

A war-torn Olympic relic is being overtaken by graffiti and nature.

These warring psychedelic crags commemorate an unsuccessful military operation.

These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

This exclusive resort has completely covered a tiny Balkan island in a 5-star warren of guest rooms.

A futuristic, brutalist masterpiece that is also strangely prison-like.