Ever wonder what all those funny symbols are on a map? Can you tell the difference between a footbridge and a train bridge? How about a swamp versus a pond?
If you need to learn, or just need a little refresher, The US Geological Service (USGS) has a great guide for you.
USGS Topographic Map Symbols
If you need to learn, or just need a little refresher, The US Geological Service (USGS) has a great guide for you.
USGS Topographic Map Symbols
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