One of Europe's oldest yew trees has lived more than 2,000 years.

The ruins of an ancient Celtiberian town with incredible rock-cut buildings and a Roman aqueduct.

This store decorated with Japanese and underground pop culture items has been the centre of Barcelona alternative fashion scenes for more than a decade.

A statue commemorating a beloved stray dog who was adopted by the entire neighborhood where he lived.

Replicas of fossils unearthed during renovation work reveal how this area would have looked millions of years ago.

See replicas of Europe's most famous cave paintings and even some of the animals that feature in the art.

Whimsical sculptures and caves chiseled by nature over the millennia.

This art installation at an abandoned lipstick factory has distinct anti-capitalist vibes.

A wonderful collection of fossilized dinosaurs and other creatures that roamed the landscape millions of years ago.

These three pillboxes still remain as a witness of the Spanish Civil War in a park of Madrid.

Hundreds of preserved dinosaur footprints can be found along a hiking trail in this small village.

Abandoned tunnels dug for the once-thriving sea salt industry on the coast of southern Spain.

Originally slated to become a luxurious resort, this structure is now a graffiti haunt reclaimed by nature.

An abandoned socialist utopia built in the late 19th century.

This enigmatic artifact is a rare depiction of an ancient Iberian noblewoman.

This ancient tunnel is one of the most important examples of Roman hydraulic engineering in Spain.

Fascinating exhibits of prehistoric and ancient artifacts displayed with a uniquely modern touch.

An old, deep well, connected with a miraculous, divine rescue and the patron saint of Madrid.

In Spain, the ruins of a Roman military camp sit along a flooded section of a river.

An unexpected ghost village lurks on the southeast coast of Tenerife.

A neighborhood park in the city of Cáceres hides what some believe are revolutionary examples of Neanderthal cave art.

An enchanting landscape of ancient sandstone structures eroded into otherworldly shapes.

Mysterious face-like images that appeared within an Andalusian house are surrounded by legends of the paranormal.

A small church ornamented with medieval erotic sculptures.