An arresting arch punched straight through a mountain provides one of the most scenic spots, and challenging climbs, on the planet.

A five-square-mile slice of Spain on the Mediterranean coast of North Africa.

Stormy conditions send jets of seawater bursting through holes in the cliffs.

The largest prehistoric cemetery on the Balearic Islands dates back over 2,500 years.

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

A network of hundreds of interconnected wineries in caves hides under the town center.

You can soak in three relaxing pools filled daily by the tide.

This beautifully verdant lagoon is tucked below a massive volcano in a crater atop a black pebble beach.

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

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

This species of wild goat stars in witchy legends and frolics among the park's eerie rock formations.

The remains of the second-oldest zoo in Europe can be seen within these library gardens.

Translating as "The Jump of the Girlfriend," this stunning waterfall has a tragic legend behind it.

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

A darkly erotic open-air statuary in Catalonia.

A breathtaking canyon offers stunning views and frightful pathways through an ecological paradise.

A display of torture devices used in the Spanish Inquisition and other scourges of medieval Europe.

A subterranean relic of the Spanish Civil War hides below this picturesque park.

Visit a surreal landscape so otherworldly NASA actually used it to train the Apollo 17 crew.

"Alleys of Stone" form natural mazes in Spanish natural park.

Mine shafts and hard pastries await visitors at this massive mountain of salt.

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

Blue-green pools and smooth stones comprise one of Spain’s most idyllic hidden wonders.

One of the most spectacular bridges in Spain spans a narrow chasm that divides the city of Ronda.