A topographic map shows the physical features of Earth. These features can be mountains, rivers, lakes, valleys, craters, and more. Man-made features such as roads may also be included.
In addition to physical features, a topographic map shows the elevation changes of land. Elevation is the height of land above a given level, usually sea level. Elevations are indicated with contour lines. Every point on the map connected to the same line is the same elevation. The lines have …