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

Three columns of volcanic rock shoot out of the ocean.

Strange rock formations tower above the river that snakes through this enchanting Icelandic canyon.

The hallucinogenic center of the ancient world.

A 3rd-century Roman villa in Kourion with one of the only mosaics in Cyprus to depict gladiators fighting by name.

Akureyri is home to an oversized can of one of Iceland's favourite beers.

This medieval manuscript collection has some of the most obscure and ancient texts in the world.

Despite producing just a handful of movies, a brave and lyrical filmmaker has an entire museum dedicated to him.

This famous archeological mystery may be an ancient example of movable type.

This one-time health resort was used by aristocrats around the world.

This tiny museum's sizable collection is jammed into a former underground public toilet.

Construction of Barcelona’s iconic (but controversial) church was finally completed in 2026—a century after the death of its architect.

The gorgeous library at Trinity College is home to remarkable treasures of Irish identity.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

Site of a classic 19th-century physics experiment to prove the earth is rotating.

A unique sculpture calls the outside of this steakhouse home.

Around 100,000 bodies are buried below the medieval headstones, many of which mark graves with multiple bodies stacked up to 12 deep.

According to myth, Zeus himself was hidden in this cave to escape being eaten by his dad.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

A countryside Romanian cemetery filled with colorful crosses bearing lyrical, ironic, or satirical rhymes.

A stairway to heaven, or to nowhere at all.

One of the tallest buildings in Iceland, and perhaps, the most visually impressive.