Free digital maps of local hike spots from the feds...

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Feds launch excellent free topo maps website

http://store.usgs.gov/b2c_usgs/usgs/maplocator/(xcm=r3standardpitrex_prd&layout=6_1_61_50_2&uiarea=2&ctype=areaDetails&carea=%24ROOT)/.do

This site is powered by google, and after you click on the spot on the map you are seeking, (and you must click repeatedly to zoom in) you can choose between standard maps, aerial photos or topographic contour maps, or a hybrid.

You can also download the maps so you can play with them or customize them as you like.