Portland had a unique approach to Cold War-era protections.

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

Home of Howard Hughes' Spruce Goose.

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

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

A beautiful geyser under environmental threat.

A small section of Boise, Idaho maintains the unique culture and traditions of the Basque people.

The site of the climactic scene from the classic horror film is now a historic landmark.

The first declared National Monument in the United States.

Stroll through a wonderland of stupendous moss-covered trees.

100 massive sculptures in the Hudson River Valley.

One man's swirling six-acre monument of stone.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

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

This charmingly homemade amusement park has been growing for 40 years.

A walk through the historic city center, under the streets of Seattle.

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

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

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

A Roman-style column in Oregon hides a spiral staircase inside.

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

World's largest porcine hairball sits in a collection maintained by Benedictine monks.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

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