This large artificial waterfall in Washington state was merely an incidental byproduct of a technological megaproject.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

An obscure waterfall that looks like something out of a fantasy novel.

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

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

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

Rustic natural hot springs in the deciduous rain forest.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

Stroll through a wonderland of stupendous moss-covered trees.

The steepest tramway in North America provides stunning views of the out-of-the-way Wallowa Mountains in northeastern Oregon.

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.

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