The Maps of Yosemite
July 11, 2013 | Yosemite National Park
This video describes some of the types of maps that have been created for Yosemite National Park and the audiences of people who use them.
USGS Topo Maps on Your Phone
May 6, 2013 | USGS
"Android and iPhone users can now use their mobile devices as digital topo maps, leveraging USGS maps together with the power of GPS to zoom in on their precise location while hiking, biking, running, or any other activity that benefits from precision navigation." Quoted from the USGS announcement.
New Topo Maps for Colorado and Minnesota
September 18, 2013 | USGS
"In keeping with rapid demand, the USGS has posted new US Topo quadrangles covering Colorado (1,794 maps) and Minnesota (1,689). These new quads replace the first edition US Topo maps for those states." Quoted from the USGS press release.
These maps are beautiful. If you want to see a sample we have Mammoth Cave, Kentucky unzipped and ready for you to download as a .pdf document (30 megs). Click here to download. Be sure to zoom in to see the great detail.