From grand battles to daily life, this Spanish museum offers a view of world history in miniature.

This humble bench is considered the most beautiful in the world.

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

Down this yellow brick road, visitors are treated to toadstool houses and massive mushroom sculptures.

The cathedral of a controversial, conservative, schismatic sect that declared the Catholic Church heretical and founded its own succession of popes.

This abandoned gold mine found a second life as a post-apocalyptic film set.

This Roman arena once played host to bloody gladiatorial battles.

Peek into a cave of giant, glimmering crystals.

A road that winds through this natural cave is the only way to access the small, appropriately-named village of Cuevas.

This ancient fort has been a great insight into the Roman presence in the region.

Once used to calculate the various levels around the country.

At least according to the Guinness World Records.

Hidden underground, a remarkable 10th-century bath complex survives virtually unaltered.

An Antoni Gaudí masterpiece in Astorga.

A curious fountain that resembles a beloved character from the 1960s.

The spectacular geological formations make it one of the most impressive caves in Europe.

Beautiful tiles decorate many of the town's surfaces and stand testimony to its glorious artistic history.

This memorial, built by fascist dictator General Franco in 1960, has been repurposed by the people of Catalonia.

This ancient amphitheater was restored in the early 1990s.

This massive blockhead sculpture hides an entire library.

The very center of Paris is surrounded by a bevy of strange good luck rituals.

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

Notorious artist squat renovated into legal studios.

Abandoned railway line circling the city of Paris.