Where commuters walk through remnants of an ancient Greek necropolis.

150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

A Bulgarian monument to Russia's role in World War II is constantly being painted in pop culture protest.

A striking symbol of the Bulgarian capital.

Sofia's legislative center is continuously reinventing itself.

A vast Communist-era exhibition space in the Bulgarian capital.

This historic black and white monastery is one of Bulgaria's architectural jewels.

A 11-foot former president stands on a Kosovo street that also bears his name.

A futuristic, brutalist masterpiece that is also strangely prison-like.

A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.

A pair of connected skyscrapers form this symbolic gateway.

Destroyed Serbian army headquarters sits half crumbled in a largely revitalized Belgrade.

Nikola Tesla's ashes are held in a golden sphere, surrounded by his works.

Neighborhood in Jerusalem is home to the ultra-orthodox haredim.

One man's labor of love, Amman's oldest home has become a time capsule with its doors permanently open to artists and guests.

The most gigantic, swoony, intimidating trio of fingers in all of antiquity.

This architecturally eclectic early-20th century mosque was built as a place of worship for the Islamic followers of a Jewish messiah.

The beams of the New College, Oxford dining hall come with an amazing story.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

Oxford University's stateliest library seems designed to make students truly feel the weight of knowledge.

Home to the most complete dodo remains known - one head, and one foot.

J.R.R Tolkien, C.S. Lewis, and other "Inklings" met at the Oxford pub to discuss the now legendary fantasy stories they were writing.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

One of Europe's oldest libraries.