100-year-old shipwreck you can walk up to at low tide.

Treehouse motel and treehouse-building school.

Only known mainland rookery of the threatened Stellar sea lion.

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.

Private collection of art inspired by cabinets of curiosity.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

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

Massive crater in central Oregon.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

Two massive rock outcroppings on the Oregon coastline.

Unknown to many, this sparkling turquoise lake hides amid Oregon's snowcapped mountains.

Formerly secret, precariously perched boulders.

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

A museum dedicated to the mysterious cryptid.

The site of the "Bone Wars" between two rival paleontologists during the dinosaur rush of the 19th century.

It's easy to forget what century it is as you wander this rustic homestead.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

In a small Japanese garden off a busy Denver street, a memorial to a brave, principled politician.

All that remains of this once-booming mining town are the ruins of a saloon.

This was once the home of Gahan's Saloon, Denver's most storied speakeasy.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

The crypt of the imposing Stephensdom holds royal intestines and thousands of skeletons.

Rebuilt remains of a temple to Roman god Mithras.

Panorama exhibition hall in old silent theater with a beautiful backyard garden.