Long tunnels run under the ancient chariot racing circuit to the tower.

This Roman arena once played host to bloody gladiatorial battles.

Touching the iron railings of Tarragona's balcony to the Mediterranean is said to bring good luck.

This work of art was conceived as a mosaic originally designed to decorate a car dealership.

A cemetery in Barcelona's Poblenou district is home to this touching funerary statue, which depicts death in the form of a winged skeleton.

This metro station doubles as an unintentional paleontology museum.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

The preserved arm of a third-century sorcerer is believed to have the power to lift curses and spells.

One of the most controversial statues in Romania is an emperor with no clothes.

The bust of Romania’s most notorious ruler, Vlad Dracula aka "Vlad the Impaler," keeps watch over the ruins of his medieval court.

This solitary convex mirror sculpture at an abandoned ferry station at the edge of a fjord reflects the scenery back at the viewer.

According to the locals, the sands of this secluded Norway beach are infused with gemstone particles.

World's strongest whirlpool.

Erotic art covers the walls of the largest ancient pleasure palace.