A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

This magnificent museum claims to house the cranium of a disciple and the skull of a pope.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

Natural history museum celebrating biodiversity with a parade of taxidermy animals.

The celebrated eyesore created by starry-eyed sweethearts.

France's most famous cemetery, with some of its most curious tombs.

A huge stone pyramid built for fun.

WWI hospital ship lost in a cyclone turns up on the coast of Fraser Island, where she remains rusted and forgotten.

The only pollutant in the clear blue water is sunscreen.

A wonder of natural limestone formations etched by millions of years of natural interaction between rainfall and rock and air.

After much poking and prodding, this island is decidedly not a magnetic anomaly, but it sure is pretty.

A historic hotel on the edge of the Australian outback.

Curious crater remnants in the middle of the Australian outback.

The remains of a magnificent medieval fortress that was the capital of a vast empire.

The oldest known university in the world is in Fez, Morocco.

The other side is actually green.

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

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

Traditional 11th-century outdoor tannery.

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

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