Sage Valley, Utah - 7.5 Minute Series Topo Map Fishing and Boating Books Published: (1990 field trip) 1991

Published: (1990 field trip) 1991

More than 200 new climbing routes have been completed in the Wind Rivers since this book was last published in 1994

labeled peaks and water features

East Fork Valley

Sage Valley, Utah - 7.5 Minute Series Topo Map Fishing and Boating Books Published: (1990 field trip) 1991The distinctive characteristic of a topographic map is that the shape of the Earth's surface is shown by contour lines. Contours are imaginary lines that join points of equal elevation on the surface of the land above or below a reference surface, such as mean sea level. Contours make it possible to measure the height of mountains, depths of the ocean bottom, and steepness of slopes. A topographic map shows more than contours. The map also includes