The oldest (maybe) swimming pool in Iceland is a stunning oasis built into the side of a lush hill.

The oldest church in Iceland is one of the few to feature ornate decoration.

Walk in the footsteps of the gods and straddle two tectonic plates.

The studio built by fascists in the hopes of "reviving the film industry" with the occasional propaganda film opportunity thrown in.

A modern sliver of architecture in Roma.

Rome's ancient Etruscan rival, now a park full of ruins.

An abandoned Roman salami factory has found new life as an art space home to 200 squatters.

This hill made entirely of ancient Roman jars was simply a garbage dump to the people of the time.

An Italian ghost town that fought obscurity, until a mysterious illness brought it to its knees.

This Roman arch marks the location of an ancient gate at one of the Seven Hills of Rome.

One of seven Jewish catacombs in Rome and one of only two open to the public.

This ancient Roman prison is decorated with an upside-down cross not as blasphemy but as saintly tribute.

This beautiful park on the outskirts of Rome protects the ruins of two colossal ancient aqueducts.

A hospital where antique dolls are given new life.

A fairy tale castle in modern Rome.

Jesus' footprints and the first catacombs in the world.

2300-year-old Roman road connecting the empire.

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

The underground sanctuary of a mysterious ancient cult.

At the crypt of St. Mary of Eulogies and the Dead you are left alone to ponder mortality among piles of skulls.

A master of trompe-l'oeil creates a stunning, tourist-fooling dome out of a flat ceiling.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

A long spiraling walkway winds through the woods, and around a copper beech tree at the center.