Pilgrimage site for star-crossed lovers.

This ritzy Italian market is built around a statue of an unforgiven heretic who was burned for his belief in an endless universe.

This centuries-old Italian chapel hangs midway down a sheer cliffside.

This 16th-century monastery has been turned into a surrealist architecture compound.

This quaint Italian town keeps losing ground as the sides of its plateau slowly erode.

A large grotto built in the 16th century amidst Florence's famous Boboli gardens.

The oldest operating pharmacy in the world features 800-year-old recipes.

2300-year-old Roman road connecting the empire.

Sitting on an Italian hilltop is this surreal fortress built by the mad inventor of electrohomeopathy.

The only "Egyptian" pyramid in Europe and the legendary tomb of Remus.

The yawning maw of this pagan visage is said to bite off the hands of liars.

Rome’s legendary peephole vista is also a former Crusader stronghold.

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

Hundreds of lucky felines haunt the ruins where Caesar was murdered.

A 16th-century horror show built in a lovely Italian garden.

The foundation of this ancient stupa dates back to the 1st-century.

An ancient neolithic tomb that only sees the sun twice a year.

Originally built to monitor fishing, this Victorian tower now educates visitors about the local salmon industry.

A stunning Victorian abbey and walled garden on a lakefront.

These moss-covered medieval ruins tower atop the smallest of Ireland's Aran Islands.

A steam trawler with a whiskey-soaked history driven ashore in 1960 resides rusty but still standing on the shoreline.

Mortarless walls that stretch for miles are a lovely solution for creating grazing land in the harsh terrain of the Aran Islands.

This singular Irish dolmen is more Frank Lloyd Wright than upright stonehenge.

A hugely vast Irish landscape of barren rock that stretches for miles.