An underground network of massive stone arches and their skylit vaults support ruins of portico structures above.

This famous city eluded concrete detection until the early 2000's.

The legendary wooden horse that stands in modern Troy is a prop from the 2004 Wolfgang Petersen film.

A tiny park in the middle of some big power politics.

This crucial gathering spot along the "hippie trail" still displays old notes between traveling beatniks and backpackers.

Taking the subway here means doing so over a bridge located in the middle of an estuary.

The legendary luxury train passage is commemorated with a charming museum inside its former eastern terminus.

An Art Nouveau gem hides beneath the layers of city grime obscuring this once-magnificent building.

Turkish adventurer antiques in the heart of the Grand Bazaar.

Ancient serpentine sacrifice holder that has stood the test of time.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A fountain standing as a testament to a doomed alliance.

No one is sure if the world's fourth-largest diamond had been found in a rubbish heap or was pawned by Napoleon's mom.

After nearly 60 years, there's still a bear at Paddington Station looking for help.

This underpass became an unlikely piece of cinematic history after its appearance in 'A Clockwork Orange.'

Order cookies baked by cloistered nuns in a 400-year-old monastery.

Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.

A tunnel commissioned by ‘the Intruder King’ to escape from the palace if there were problems.

This modernist bridge highlights the bear as a symbol of Madrid.

King Carlos IV laid the first stone during construction of this chapel.

A plaque in Madrid’s West Park marks the launch of a queer icon’s unlikely media career.

Shrapnel, dynamite, bullets and Franco couldn't destroy this bust, rescued and kept hidden as a family secret for over 40 years.

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

Just like in Hollywood, Madrid has also a forgotten walk of fame.