Homer Valley, Idaho - 7.5 Minute Series Topo Map Street and Road Maps It is on a structural

It is on a structural block bounded by the down-to-the-west Grand Wash-Reef Reservoir-Gunlock fault system to the west and the Hurricane fault zone to the east

and to gain an understanding of the geology upon which this landscape developed

In Landforms of Southern Utah

and feel the awe-inspiring vastness of Zion National Park—all from the comfort of your own home

Homer Valley, Idaho - 7.5 Minute Series Topo Map Street and Road Maps It is on a structuralThe 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