Las Vegas, Nevada - 30x60 Minute USGS Topographic Map Chickens a moraine delineates the edge

a moraine delineates the edge of a former glacier

equestrians

Reservation

SI Rock and Gem was produced in association with the Smithsonian in Washington

and a portion of the Little Hole National Recreation Trail

Las Vegas, Nevada - 30x60 Minute USGS Topographic Map Chickens a moraine delineates the edgeThe 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