This state contains several volcanoes in the Cascades, including Mt. St. Helens and Mt. Rainier.
The Missoula Floods created this state's Channeled Scablands in its eastern portion. The Franklin D. Roosevelt Lake was created from a dam built in this state. A bridge in this state collapsed in 1940, and the Grand Coulee Dam was built on the Columbia River in this state. This state contains several volcanoes in the Cascades, including Mt. St. Helens and Mt. Rainier. Its largest city lies on Puget Sound, as does Tacoma. For 10 points, name this state in the Pacific Northwest, whose cities include Olympia and Seattle.
The Missoula Floods created this state's Channeled Scablands in its eastern portion.
{Washington}