This historic Pittsburgh tennis complex is a rare example of natural red clay courts.

The god of wine stares out at passersby on this busy Pittsburgh thoroughfare.

This shrine dedicated to the Virgin Mary is also a tribute from a mother to her fallen son.

A quiet, gothic haven nestled between Pittsburgh's Squirrel Hill and Point Breeze neighborhoods.

It may appear to be a fancy junk yard, but each item has a story to tell and a lesson to impart.

The pop art icon's gravesite is broadcast 24 hours a day on his museum's website.

According to legend, this ancient column contains healing properties.

A preserved portion of an ancient Athens barrier is displayed in a hotel basement.

The ruins of an ancient mansion sits in front of and underneath a contemporary art gallery.

When construction began on this hotel, developers were surprised to find the ruins of an ancient civilization.

A former military hospital is now used to study and preserve artifacts of the Acropolis.

Underneath one of the region's most historic roads lies the home of Plato's successor.

Since 1969, this restaurant has served up dishes typical of Istanbul's Greek diaspora.

Legend says it was constructed with the destroyed pillar of an ancient Greek Temple.

Luminaries of all stripes have sipped strong Greek coffee at this cafe since 1839.

Savor sheep milk yogurt at the last of Athens' dairy bars.

A museum dedicated to linguistics, from how babies learn to talk to endangered and extinct languages.

A poem by Arthur Rimbaud is inscribed on the wall of a street that, while it is only one block long, plays a key role in multiple novels.

Statue of death tucked in the University of Medicine courtyard.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

The tombstone of an unfortunate explorer who disappeared in the Paris Catacombs.

The history of radiation is on safe display at the foot of a radiation science laboratory.

A museum which takes visitors to the côté obscure of Paris.

The narrowest street in Paris.