An obscure waterfall that looks like something out of a fantasy novel.

This family mausoleum is steeped in symbolism and looks more like a fantasy location than a grave.

This former coal gasification plant found a curious second life as a popular public park.

A short hike into the mountainside forest reveals a decaying 1890s town.

A French chateau, failed utopian community, odd museum, and Stonehenge replica in rural Washington State.

A tiny red pebble marks what may be the quietest outdoor spot in the United States.

An extraordinary mixture of natural beauty and man-made phenomena.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

Couple's personal collection of pinball machines turned public pinball museum.

A house filled to the brim with oddities and curiosities.

Seattle's own bad art museum located inside Cafe Racer.

The cardinal directions, set in stone.

Stones speckled along Harris Avenue reveal hidden nuggets of the past.

An electrifying collection of gadgets and literature from the 16th through 20th centuries.

An allegedly haunted mansion with a tragic, tawdry past.

A whimsical village of unique treehouses resides in a Washington forest.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

Stroll through a wonderland of stupendous moss-covered trees.

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

This dilapidated ship carcass covered in trees is a striking sight.