Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

This museum houses an imposing skeleton army comprised of creatures great and small.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

High atop the Eiffel Tower is a small apartment built exclusively to entertain the science elite and make the rest of Paris jealous.

Paris' linguistic guide to the international language of, yes, love.

Notorious artist squat renovated into legal studios.

This gaping hole in the middle of a remote mountain lake looks like a portal to another dimension.

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

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

A site where “the ravages of the war are more striking…than any other place in contemporary Spain.”

This awesome Spanish castle is so fantastical it was actually used on Game of Thrones.

An ancient Roman theatre restored to its former glory in the Spanish city of Cartegena.

Translating as "The Jump of the Girlfriend," this stunning waterfall has a tragic legend behind it.

Bacteria and algae give the salty water its bubblegum hue.

Originally planted by the ancient Carthaginians, this sprawling palm grove is one of the largest in the world.

Vibrant street art created with mixed media.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

The vast, legendary catacombs hold secrets much stranger than stacked bones.