Tag Archives: USGS topo

How to Read a USGS Topo Map

USFS-manitou1

Classic 7.5 minute USGS topographic map for Manitou Springs, Colorado, 1961. Credit: U.S. Geological Survey. We recently covered the basics of topographic maps, including how to read contour lines, and how to use the maps to plan your next outing. In this post, we’ll go into more detail about U.S. Geological Survey (USGS) topo maps.… Read More »