Left-right from top: Seattle skyline and Mount Rainier, Multnomah Falls, Crater Lake, Vancouver skyline, the Black Tusk, Cannon Beach, Portland skyline and Mount Hood
Composition	British Columbia, Oregon, Washington, and Idaho sometimes: Southeastern Alaska, Northern California, Western Montana, Yukon
Largest metropolitan areas	Greater Seattle Greater Vancouver Greater Portland
Dialect	Pacific Northwest English

Satellite view of the Pacific Northwest

The Pacific Northwest, also referred to as Cascadia, is a region on the west coast of North America. It refers to the northwestern corner of the United States and the southwestern part of Canada. The U.S. states of Washington, Oregon, Idaho and western Montana are in the southern part of the Pacific Northwest. The Canadian province of British Columbia and the southeastern part of the U.S. state of Alaska is in the northern part. The entire region is bordered by the Pacific Ocean to the west.