Goulding, Utah - 7.5 Minute Series Topo Map National Recreation Area from its early existence as

from its early existence as a seafloor hundreds of millions of years ago to volcanic activity that has long characterized the region

including numbered Forest Service roads

plus 15 maps

expanded illustrations

Rainbow Plateau

Goulding, Utah - 7.5 Minute Series Topo Map National Recreation Area from its early existence asThe 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