The burning of this 12th-century church kicked off a campaign of Norwegian Black Metal terror.

An intricately carved Viking church overlooks a glistening fjord.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

Open-air cremations in Colorado's self-proclaimed spiritual mecca.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

This charmingly homemade amusement park has been growing for 40 years.

The seamy, underground secrets of Portland's criminal past.

On the Oregon coast there is a natural hole that seems to be draining the sea.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

The ancient tomb acts as a calendar that keeps perfect time.

These ruins of a sacred Ancient Greek temple stand next to a luxurious modern resort.

This ancient statue of Dionysus lies unfinished and abandoned in one of Greece's oldest quarries.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

One of the largest single-span stone-arch bridges in the Balkans looks like something straight out of a fairytale.

This open air archeological site houses almost as much wildlife as it does classical religious artifacts.

This famous archeological mystery may be an ancient example of movable type.

The ruins of this monumental city founded by the first Roman Emperor are strangely overlooked by most travelers.

Temple complex that once housed the famous statue of Nike.

Replicas of Apollo's leonine stone guard cats still line a sacred row in Greece.

Ancient Greek oracle of the dead.

This mystical orb covered in strange symbols is thought to have been used in ancient Greek magical rituals.

According to myth, Zeus himself was hidden in this cave to escape being eaten by his dad.

Giant marble phalluses on the sacred island of antiquity.

A minotaur, a labyrinth, and a dubious restoration pull in visitors from around the world.