A stone slab in Madrid marks the point from which the distances of Spain's national roads are measured.

A 16th century chapel decorated with bones, skulls, and entire bodies hanging from the wall.

The world's oldest railway bridge in continuous use.

A nightly tradition fills the streets of Flogsta with a collective scream.

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

This Industrial Age architectural and engineering gem helps visitors and residents alike traverse Lisbon, “The City of Seven Hills.”

Brace yourself for the slowest, scariest, most spectacular drive, down the Drakensberg Escarpment.

Flamboyant architecture from the turn of 20th century.

This celebration of Latvia’s freedom and independence avoided demolition over half a century of Soviet occupation.

A black cat protests the City Guild in Riga's Old Town.

The reconstruction of this prominent building fulfilled a long-written command.

3,000 market stands in five former Zeppelin hangars.

Ancient burial grounds of the wealthy.

This building was once a town hall, a fire station, a prison, a dairy market, and the target for two marksmen.

Banksy's image of a naked man dangling from the window of a sex health clinic.

This picturesque horseshoe weir was first built in the 1600s to prevent flooding in the town of Bath.

The oldest warship in Europe is still afloat.

After the Cuban Revolution, the famous rum company had to leave their swanky headquarters behind.

No one knows the meaning behind this giant sculpture of a nude woman with a fork riding a rooster in Havana.

A colorful narrow alley in Cuba is full of street art and sculptures made of found objects.

A focal point of the Cuban government, this city square features one of the most iconic images in the country.

A Cuban artist reclaimed his impoverished neighborhood as a dreamy folk art kingdom.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

A nightmare for the claustrophobic lies hidden in Southeast Asia.