The ghostly remains of an accidental sea.

Semi-recognized center of the world, with many oddities.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Only known mainland rookery of the threatened Stellar sea lion.

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

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

Aqueducts have dramatically changed this old lake, now home to tufa towers and its very own species of tiny brine shrimp.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

Home to the deepest rift anywhere on Earth.

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

A beautiful 62-acre Catholic shrine and botanical garden.

Portlandia is the second-largest copper repoussé statue in the United States.

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

Two massive rock outcroppings on the Oregon coastline.

A massive sea stack famous for its appearance in The Goonies.

This famous bridge twisted itself into oblivion, but not for the reason you might think.

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

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

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