This small 16th-century church in Athens is almost entirely surrounded by a modern building.

This building displays the scars of the “Dekemvriana,” a dark time in modern Greek history.

An often overlooked ancient site in downtown Athens with substantial history (and nature).

The only ancient site that remains on the south bank of the sacred Ilissos river.

The oldest cemetery of modern-day Athens blends the modern and ancient worlds.

The ruins of an ancient fortification wall sit in front of and underneath this boutique hotel.

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

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

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

This church was constructed on the site where St. Philip the Apostle preached to the ancient Athenians.

This ancient Greek place of assembly and marketplace is being revealed layer by layer below the modern Athens cityscape.

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

The ruined doorway is a portal to the building's turbulent and torturous past.

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

This historic structure has been used as a mosque, a barracks, a prison, a school, and a bakery.

This park boasts a unusual collection of curious monuments from around the world, from Micronesia to Antarctica.

Here once stood an opulent state guest house that symbolized the Westernization of Japan.

The mouldering manses of wealthy colonials still pock the streets of a Curaçao neighborhood.

After sunset the heart of Zanzibar's historic Stone Town neighborhood transforms into a culinary playground.

This monument is a stark reminder of the horrors of the Zanzibar slave trade.

St. Mary's features one of the most spectacularly decorated cathedral interiors in all of Europe.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

This post-Ottoman era church in Athens was built by locals to serve the residents of Anafiotica

The Cycladic architecture makes this Athens neighborhood feel like an island paradise hidden in the shadow of the Acropolis.