This uniquely shaped 17th-century structure comes alive in early September.

An underground spring in a labyrinthine cave system, decorated with stalagmites and stalactites.

Commemorating a battle where French troops were commanded by an Englishman, and English troops by a Frenchman.

This centuries-old tower hosts endangered bald ibis mating pairs and looms over a pristine beach.

An archaeological museum squeezed into a narrow 15th-century gate tower accessed only by a spiral staircase.

A significant cache of prehistoric valuables is on display in an unassuming museum tucked inside a town hall.

This modernist bridge highlights the bear as a symbol of Madrid.

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

An ancient stone structure that, according to legend, was built by witches.

This beloved ancient tree is the pride of this city center.

An Antoni Gaudí masterpiece in Astorga.

Designed in the Romanesque style, this structure was once a fortress monastery.

The site of a legendary battle immortalized in medieval literature.

The longest eruption in the history of La Palma originated with this volcano in September 2021.

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

The facade of this 16th-century building is decorated with carvings of 300 seashells.

This air raid shelter from the Spanish Civil War is now a museum dedicated to the history of the city's bombardment.

A large collection of solar and night-time telescopes dot a small area on the Teide mountain range.

This impressive former palace contains a hidden gem for fans of modern sculpture.

The oldest building in Madrid.

In this 400-year-old hotel in Madrid, you'll find a comb in every room, an old clock, and maybe a ghost.

It's believed these prehistoric individuals were the victims of cannibalism.

Whether they are bulls or pigs, these ancient animal sculptures are fascinating relics.

Kingly French toast comes soaked in milk or red wine, then drizzled in a citrus-perfumed syrup.