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

Touching this little fossil embedded in the wall of a grand mosque-cathedral may make your wishes come true.

The gardens and chambers of this Moorish citadel conjure memories of the Alhambra.

This natural rock formation has an anatomical aesthetic.

Striking, enormous gold-plated sculpture of Buddha installed in the 19th century.

This Khmer-era temple includes a lintel that was stolen and displayed at the Art Institute of Chicago for years before returning to Thailand.

A gigantic statue of a Russian soldier watches over the ancient city of Plovdiv, a prominent reminder of the Soviet period in Bulgaria.

The tallest church in Mechelen might have been the tallest in the world if not for a lack of funds.

Cages that once displayed the bodies of executed leaders hang from a German church tower.

A 16th-century fortress that was a Nazi-era prison and execution site, now a silent memorial.

Hilltop monument to the victory of a new nation in the Franco-Prussian War.

Life-sized bronze statues of fictional puppet characters.

The bones of the Biblical Magi traveled to Constantinople and Milan before landing in their current home inside an elaborate golden reliquary in the Cologne Cathedral.

This 19th-century fountain features sculptures of little gnomes that help with chores.

The first recognized Neanderthal remains were found in this now-lost cave in 1856.

Oldest World War 2-themed museum in Western Europe.

Descend into the tunnels to experience the life of a coal miner.

This little patch of Europe remained neutral for more than a century because of a mine.

This century-old, family-run bakery specializes in loukoumades, a Greek doughnut once served to ancient Olympians.

With no menu and no sign, this 130-year-old taverna doles out affordable home cooking.

This building was once the most magnificent mansion in Nafplio.

Public water fountains built during the Ottoman Era still stand throughout this seaside town.

This 18th-century former mosque held the first Hellenic Parliament.

This church is dedicated to the patron saint of seafarers.