During its heyday, 72 one-ton buckets from this dredge bore into the Powder River excavating vast gold deposits.

The U.S. Navy's last diesel-electric submarine rests half-submerged in the middle of Portland.

Home of Howard Hughes' Spruce Goose.

The wooden airship was the largest flying boat ever built.

This little slice of the Netherlands in the Pacific Northwest blooms in a rainbow of color each spring.

A rugged lava field dotted with molds of the ancient pines that were growing when the volcano erupted.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A vertically floating hemlock controls the waves and weather at Crater Lake.

A tourist attraction founded around a slumping cabin.

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

This strange hill on Old Fort Road where gravity works in reverse has been fascinating locals for years.

A collection of colorful dinosaurs hidden in an actual rainforest.

The longest continuous lava tube in Oregon.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

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

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

A eclectic collection of military memorabilia.

America's largest man-made forest was planted in an effort to bring back the past.

Site of the 1879 Cheyenne Outbreak and the site where famed Sioux chief Crazy Horse met his fate.

A fascinating collection of art made from petrified wood and fossils by two octogenarian twin brothers.

An ornate Art Deco tile mosaic representing Nebraskan life, both modern and prehistoric.

A brick-paved former section of the historic coast-to-coast highway.

An idle pastime becomes a record holder in Boys Town, Nebraska.

This erect, phallic geological spire wasn't always named so domestically.