Topographic map of north america. Historically the development of highly accurate detailed topographic maps has largely been driven by military requirements. John cabot explored the east coast of what would become canada in 1497. This includes distance scales declination diagram projection legend elevation adjoining maps etc. Reading topographic maps a free on line book on how to read topographic maps and use a compass.
Giovanni da verrazzano explored the east coast of north america from florida to eastern canada in 1524 and jacques cartier made a series of voyages on behalf of the french crown in 1534 and penetrated the st. Memory map gps mapping apps for pc iphone ipad android. This webpage is for archival purposes only. Navigate with topographic maps or nautical charts offline.
Download mapping software from memory map online mapping software downloads including topographic maps 3d elevation data noaa charts and more. A topographic map is a two dimensional representation of a three dimensional land surface. It is no longer being maintained. Map of canada the united states and mexico showing latitude and longitude lines.
The topographic map remains an indispensable tool for everyday use in government science industry. Topographic maps are differentiated from other maps in that they show both the horizontal and vertical positions of the terrain. In 2009 usgs began the release of a new generation of topographic maps us topo in electronic form and in 2011 complemented them with the release of high resolution scans of more than 178000 historical topographic maps of the united states. Download it free today.