Douglas, Wyoming - 30x60 Minute USGS Topographic Map Colorado River History The shaded relief effects intricately

The shaded relief effects intricately highlight the elevation variations

5 cubic feet per second may be entering the aquifer from underlying formations

William Staines built the Devereaux House

All recreation access roads leaving Pinedale are clearly noted

Douglas, Wyoming - 30x60 Minute USGS Topographic Map Colorado River History The shaded relief effects intricatelyThe 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