A narrow opening between the mountains of the Amalfi Coast creates a scenic hidden beach.

This seaside Italian village doesn't just look Escher-esque, it actually inspired the mind-bending artist.

A beautifully well-preserved ancient Roman villa.

Also known as the Temple of Poseidon, this is one of the best-preserved Greek temples in the world.

The only visible remains of this ancient Greek underground temple is its roof protruding from the earth.

An omelette made with over 1,000 eggs may have been prepared when Holy Roman Emperor Charles V visited this monastery.

Though an earthquake destroyed this village in 1980, one former resident still walks its streets every day.

An Italian hillside ghost town.

Dramatic sea stacks adorn the coast of this small village on the Adriatic coast.

A 1,000-year-old church holds the bones of the Christian martyrs who died hiding inside it.

A long-buried ancient ruin unearthed right in the middle of the city.

One man's quest to fix his toilet unearthed over 5,000 artifacts spanning more than 2,000 years of history.

This ominous Albanian fortress houses tanks and downed planes as a reminder of their victories over Western imperialism.

One of 200 religious buildings recognized as a “culture monument.” 

It's believed that these columns marked the end of the Via Appia.

Believed to be the only Orthodox church in the world that features a free-standing pulpit.

Monasteries on rock pillars, once accessible only by frayed ropes.

An autonomous republic of Orthodox monks.

An artistic melting pot inside an old roadside inn from the Ottoman era.

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

One of the most photographed locations in the entire city.

A two thousand year old brothel uncovered in Northern Greece.

These ruins in Volvi were once at the intersection of the Eastern and Western Worlds.

This ancient structure appears Roman, but was constructed during the 16th century and was utilized until 1911.