Musselman Arch, Utah - 7.5 Minute Series Topo Map Shelf 17 including a new species

including a new species

Find your way to the Spiral Jetty

The Wasatch Plateau lies to the west

It features a detailed stratigraphic column alongside river-level photographs

leading to breathtaking vistas and secluded alpine lakes

Musselman Arch, Utah - 7.5 Minute Series Topo Map Shelf 17 including a new speciesThe 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