A limestone wonderland of water and subterranean secrets.

Home to nearly a third of the world's mud volcanoes, Azerbaijan is home to a messy, bubbling, and sometimes explosive landscape.

This Michelin-starred restaurant sheds light on a rare period of cultural and culinary tolerance in Cordoba’s past.

An open-air museum showing how people on El Hierro lived from the time of the first settlers until the late 20th century.

An uninhabited village that preserves and documents rural architecture and an endangered way of life.

A mountain path passes by several sprawling enclosures home to a pair of rescued brown bears.

The much-loved protagonist of famed Argentinian comics can be found sitting on a park bench.

Head to the mountains to catch a glimpse of Spain's endangered subspecies of brown bear.

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

This home designed for chocolate magnate Antoni Amatller is an exquisite treasure-box of Catalan Modernism.

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

Super Robot anime statue guards a forgotten suburban development in Tarragona.

This surreal-looking tree pruned more than 1,000 years ago is still producing olives for oil.

A pastry shop specializing in Sephardic sweets serves historic recipes in Ribadavia’s Jewish quarter.

A cheese discovery made by shepherds became the pride of a region.

Spanish architects used seized Muslim gravestones to rebuild parts of the fortress.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

The streets of a sleepy Spanish town proudly exhibit some of the world's finest graffiti.

This mountaintop observatory is home to one of the world's largest reflective telescopes.

The hidden ruins of an old hydroelectric plant reclaimed by nature.

Spain's unique Mosque-Cathedral has been a place of worship for both Muslims and Christians throughout its history.

This "flat geyser" bubbles up out of the ground periodically like a disappearing river.

This line of 12 tower mills described in the story of Don Quixote is among the most iconic landscapes in Spain.

This enchanting natural park is a magical example of a temperate rainforest in Europe.