This historic covered bridge contains a series of macabre paintings that communicate one thing: everyone dies.

This memorial commemorating fallen Swiss Guards of the French Revolution has been called the saddest stone in the world.

A nearly 500-year-old sculpture depicts a man eating a sack of babies, and no one is sure why.

This simple apartment may have inspired some of the most important theories in the history of science.

The bears of Bern have been a city highlight for over 500 years.

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

This stunning concert hall has become a symbol of Iceland's national recovery.

One of the oldest family businesses in Reykjavík serves lamb-based hot dogs.

It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

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

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

During the renovation of this bas-relief, the constructors added one unusual element.

Artists and musicians now rule over this former rail station.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Ship-sized kinetic sculptural fantasy.

It is said the legendary wizard once lived in this sea cave beneath Tintagel Castle.

This eccentrically decorated palace is replete with grottoes, fountains, tunnels, and caves.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

This unreal Portuguese palace looks as though it's made from a pile of different castles.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

This antique thermometer honors the creator of the first universal temperature scale.

Named after a lodging site that existed nearby, a bridge has existed at this location since 1455.

The Cambridge pub where Francis Crick announced that he and James Watson had discovered the DNA double-helix.