A serene memorial that honors the adventurous spirits of climbers who lost their lives in the High Tatras.

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

An ancient Egyptian temple in the middle of Madrid, Spain.

A home for Spain's version of the Tooth Fairy, hidden in an old gas company register.

Automatons that were once removed after one fell from the building.

Hidden under a center for the elderly are the dungeons which were used during the Spanish Inquisition.

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

At this century-old barbershop, clients used to be entertained with a glass of brandy and a cigar.

A must for film lovers in Madrid and home to the Spanish Film Library's projection space.

This former cathedral is now a bustling library packed with students and pigeons.

This dizzying span over the ancient Algerian city was once the highest suspension bridge in the world.

An extraordinary mix of Phoenician, Roman, early Christian, and Byzantine ruins beautifully set overlooking the Mediterranean.

The original resting place of Queen Cleopatra and Mark Antony's only daughter.

A set of ancient rock engravings that date back to the Neolithic period.

This massive monument towers over the city as a constant reminder of the lives lost during Algeria's hard-won war for independence.

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

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

Three bridges and one giant canyon make up this fantastic Spanish settlement.

A 16th-century Andalusian palace.

Its appearance in "Game of Thrones" may spur on the long-awaited restoration of this medieval shipyard.

The world's largest wooden structure.

A curious carving hides on a marble column in the Mosque-Cathedral of Córdoba.

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

This castle tower in Wales leans at a steeper angle than the Leaning Tower of Pisa.