A long blue reservoir held in a narrow granite canyon on the North Platte, about 47 miles southwest of Casper. The dam at the foot — a hand-laid masonry arch, finished in 1909 — was the Bureau of Reclamation's first project in Wyoming and one of the first in the country. The country around it is sage and rimrock, antelope and rattlesnake, almost no shade. The water is the colour of the sky; the canyon walls are warm pink granite. Fremont came through here in 1842 and gave the place its name. from the studio