Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

The lush coastal city of Astoria is riddled with forgotten secret sidewalks.

A heavenly experience, right here on Terra Firma.

Featuring a casually threatening atmosphere along with dessert and coffee to die for.

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

The deepest lake in the United States, and once the site of epic destruction that lives on in legends.

A beautiful 62-acre Catholic shrine and botanical garden.

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

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

Huge standing stones mark a site of megalithic mystery.

More than 5,000 artifacts donated by the people of the city, plus a room entirely devoted to the band U2.

There might not be much left of these Irish ruins, but their linguistic legacy is still going strong.

The world's toughest modern Christian pilgrimage leads directly to the gates of Hell.

This controversial Irish show cave is home to a massive formation known as the Great Stalactite.

While only two of the ancient buildings at this site are actually churches this was one of the earliest Irish pilgrimage sites ever.

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

A nun spent 16 years painting the stunning Celtic mural that covers the interior of this WWI memorial.

A rocky Irish outcropping with a history of wealth, conflict, and ruin.

The oldest public library in Ireland.

A corkscrew-shaped barn in Ireland.

A moody and picturesque riverside ruin overgrown with vegetation.

A sacred well steeped in Pagan roots on the West Coast of Ireland.

The mummified heart of a saint lives on in this church—after a brief hiatus when it was stolen.