• And don’t miss the laser light show, broadcasted every evening between Memorial Day and September 30, onto the mile-wide face of the Grand Coulee Dam!
  • 47°57′21″N 118°58′54″W / 47.95583°N 118.98167°W. Grand Coulee Dam is a concrete gravity dam on the Columbia River in the U.S. state of Washington...
  • Grand Coulee Dam, on the Columbia River west of Spokane, Washington, is one of the largest structures ever built by mankind--a mass of concrete standing 550...
  • Grand Coulee Dam is the largest dam in North America, although it is no longer the largest in the world either in size or power production.
  • Grand Coulee Dam, gravity dam on the Columbia River in the state of Washington, U.S. It was originally a project of the Federal Bureau of Reclamation.
  • Power production facilities at Grand Coulee Dam are among the largest in the world; the total generating capacity is rated at 6,809 megawatts.
  • Begun in 1933 and completed in 1942, Washington State’s Grand Coulee Dam created the Franklin Delano Roosevelt Lake, a reservoir on the Columbia River.
  • The Grand Coulee Dam forms part of the US Bureau of Reclamation's Columbia Basin Project which irrigates the central Washington State.
  • The Grand Coulee Dam Visitor Center remains open daily from 9 a.m.–5 p.m. PDT, free of charge. The Bureau of Reclamation is a federal agency under the U.S...
  • The massive Grand Coulee Dam, on the Columbia River, is the largest concrete structure in the U.S., the largest hydroelectric facility in the U.S., and the...