The trunks of 3,000 year-old trees lurk beneath the surface of this crystal clear lake in Oregon.

A volcanic fissure over two miles long and up to 70 feet deep.

While it is not equipped to peer into outer space this observatory looks like it was built on the moon.

Hollowed out cedar log tubs set in an ancient towering forest.

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

An emporium for the weird, creepy, rare, and just plain gross.

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

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

A midcentury ranch house hides a literal treasure trove of unique rocks and minerals.

Entering this curiosity shop is like stepping into a mad scientist's lab.

This former mining hub holds a surprising abundance of undisturbed relics from the Old West.

A cave interior in the shape of the ancient rhinoceros, created by lava cooling around its carcass.

Site of the greatest known waterfall that ever existed.

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

Four abandoned towers hidden above the Douglas fir forest in Washington.

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

This 50-ton ship on Orcas Island has never seen the ocean.

This medieval village/restaurant perpetually celebrates the year 1376.

A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

Home of Jake the Alligator Man, the mummified remains of a cigar smoking, cross-dressing celebrity of the Northwestern coast.

A giant sculpture dedicated to a staple of South Bend food culture.

A tiny plaque hidden miles into the Washington wilderness is all that remains to honor a shipwreck that left 18 people dead.

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