Silverton, Colorado - 7.5 Minute Series Topo Map Hiking In Modern Prospecting

In Modern Prospecting

and into deep canyons

The quadrangle includes part of the Vernon Hills along the western edge and adjoining parts of the valley floor to the east

how to prepare your land and home—including tips on how to avoid insurance nightmares—when to stay and fight

the stories here cover a frontier West your education may have missed

Silverton, Colorado - 7.5 Minute Series Topo Map Hiking In Modern ProspectingThe 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