Washington has five major volcanoes: Mount Rainier, Mount St. Helens, Mount Baker, Glacier Peak, and Mount Adams.

The state’s official flower is the Coast Rhododendron.

The state’s official tree is the Western Hemlock.

The Grand Coulee Dam on the Columbia River is one of the largest concrete structures in the world.

Pike Place Market in Seattle is one of the oldest continuously operating farmers' markets in the U.S.

Washington is one of the top wine-producing states in the U.S.

The Columbia River is the largest river in the Pacific Northwest.

Washington produces more apples than any other state in the U.S.

The Boeing Company, a major aerospace manufacturer, was founded in Seattle.

Microsoft and Amazon are both headquartered in Washington.