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

On this stunning Scottish island, you can walk in the footsteps of dinosaurs.

The hidden lair of an alchemist rediscovered in a 2002 flood.

Experience a quartz crystal sound bath inside a storied, all-wood sound-chamber.

An abandoned NSA listening post on Berlin's "Devil's Mountain."

This French ghost town from World War II has been left as a memorial to German atrocities during World War II.

In Northeastern Iceland lies something of an oxymoron: a steaming desert.

Instead of solid circles, the stoplights in this northern Icelandic town have glowing red hearts.

The oldest steel ship in Iceland has been beached for years and is now a rusting ruin.

The oldest hall in Iceland was written of in the Sagas and features a centuries-old escape tunnel.

This elegant arc of a waterfall marks a religious turning point.

A modern sliver of architecture in Roma.

A hospital where antique dolls are given new life.

This Italian stadium makes liberal use of fascist statuary to evoke classical sporting arenas.

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

The final resting place of the poets Shelley and Keats.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

A collection of memorabilia from the Beat era in the back of a San Francisco bookstore.

The restored and active Victorian-era final resting place of San Francisco.

The remains of a 12th-century chapter house in Golden Gate Park.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

The remains of diamond fever taken over by the desert.

Saintly bones pressed into a wax effigy of a Catholic superstar.