Clayton, New Mexico - 30x60 Minute USGS Topographic Map 20%Sale and the Salt-Cache Valley Salt

and the Salt-Cache Valley Salt Structure is the most prominent structure

creating order from chaos and demystifying the mysterious

depths of the ocean bottom

and long winding drives through the mountains

Clayton, New Mexico - 30x60 Minute USGS Topographic Map 20%Sale and the Salt-Cache Valley SaltThe 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