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

Remarkably intact Roman stone fortifications have encircled this Spanish city for centuries.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

These magnificent city walls rise from the barren sun-baked Spanish plains like something straight out of a fairytale.

A magnificent, long-abandoned castle built in the wake of the reconquest of Spain.

A landscape decorated with enormous skull sculptures.

A breathtaking and biodiverse wilderness in the mountain setting of Ernest Hemingway's "For Whom the Bell Tolls."

Whimsical sculptures and caves chiseled by nature over the millennia.

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

A controversial art piece that harkens back to local folklore.

A curious memento mori hangs in the magnificent Cathedral of Segovia.

Medieval ruins nestled within a breathtaking swath of Spanish nature.

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

This century-old ruined temple was reborn as "The Church of Skate."

The atmospheric ruins of a historic church can be found on a hill above the city of Oviedo.

The surviving remnants of a destroyed medieval church now stand in a public park.

This enchanting green space houses a labyrinth lined with toxic plants.

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

A small house in Tazones, completely covered in shells.

This haunting location was featured in the final scene of a classic spaghetti western.

An archeological treasure trove stumbled upon by a couple of children.

An out-of-place grove of sequoias thrives in northern Spain.

Giant topiary dog once played a role in a terrorist bomb plot.

A magnificent place to see authentic paleolithic cave paintings that are an astounding 33,000 years old.