Animas, New Mexico - 30x60 Minute USGS Topographic Map SAN RAFAEL SWELL Pictorial table of contents and

Pictorial table of contents and color-tabbed sections

Location: Washington County

From mountain views to canyon treks

For the past 25 years

the San Juan River Arm

Animas, New Mexico - 30x60 Minute USGS Topographic Map SAN RAFAEL SWELL Pictorial table of contents andThe 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