First I visited this site: http://www.virtualrailroader.com/DHR-DEM.html
Then I went to this site: http://www.usna.edu/Users/oceano/pguth/website/microdem.htm
Last I started Google Earth, got my coordinates and then went to this site: ftp://e0srp01u.ecs.nasa.gov/srtm/version1/United_States_1arcsec/1arcsec
Oh yes, I also wanted to know what exactly DEM meant. So I went here after searching Google for the key word DEM: http://fortypaws.blogspot.com/2007/01/skool-day.html
I found some information here: http://en.wikipedia.org/wiki/Digital_elevation_model
Then I went to this site: http://www.usna.edu/Users/oceano/pguth/website/microdem.htm
Last I started Google Earth, got my coordinates and then went to this site: ftp://e0srp01u.ecs.nasa.gov/srtm/version1/United_States_1arcsec/1arcsec
Oh yes, I also wanted to know what exactly DEM meant. So I went here after searching Google for the key word DEM: http://fortypaws.blogspot.com/2007/01/skool-day.html
I found some information here: http://en.wikipedia.org/wiki/Digital_elevation_model