Places R Sevens Wants to Go

This unassuming bookstore in the heart of Madrid is one of the oldest in Spain.

An eccentric collection of antique items shares space with a prop-quality witchcraft museum.

Cliffside houses provide a spectacular view from their perch above the valley.

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

Volcanic rocks ground down into sand make this Spanish beach as black as night.

A Romanesque tower appears when water levels drop.

Mysterious Spanish catacombs of unknown origins.

This quaint Spanish village agreed to be painted blue as a marketing stunt but found that they preferred it that way.

This small museum tucked within a subway station holds pieces from Madrid's past.

This fascinating and poignant museum chronicles every imaginable aspect of Spanish colonialism in the Americas.

A beautiful little museum hidden away in the heart of Barcelona holds a treasure trove of Ancient Egyptian artifacts

Partially collapsed lava tube and cave system complete with concert hall, underground pond, and unique albino crabs.

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

Earth's rocky history has rarely glittered so brightly as it does in this Spanish museum.

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

One of the largest ossuaries in Spain is packed from floor to ceiling with bones.

18th century anatomical amphitheater of the Royal College of Surgery of Barcelona.

The chefs at El Diablo use heat generated by an active volcano to cook the food.

A Franco-era dam flooded (almost) everyone out of this centuries-old Aragonese town.

A completely underwater art museum sends a stark message about humans' impact on the environment.

Considered the birthplace of the Copper Age and Bronze Age, the river is tinted red from 5,000 years of mining.

One of the few remaining ancient aqueducts described by Frontinus as 'the most solemn testimony of the Empire.'

One of the world's oldest universities houses an incredible collection of anatomical models, mummified body parts, and human bones.

This Navarrese cave's history of witchcraft and pagan ritual is not just embraced, but recreated each year.