tag:blogger.com,1999:blog-670147978400975944.post1708225326363647230..comments2024-03-12T07:45:08.912-07:00Comments on Using Google Earth: Plotting a TrailUnknownnoreply@blogger.comBlogger2125tag:blogger.com,1999:blog-670147978400975944.post-48806125370612387282007-06-21T08:20:00.000-07:002007-06-21T08:20:00.000-07:00Hi Christopher. If I remember correctly, I scanned...Hi Christopher. If I remember correctly, I scanned a USGS map to produce the image. However, you can obtain electronic versions of topo maps around the Internet.<BR/><BR/>This site creates electronic topo maps as KML overlays:<BR/><BR/>http://www.gpsvisualizer.com/kml_overlayJohnhttps://www.blogger.com/profile/00555011499931447326noreply@blogger.comtag:blogger.com,1999:blog-670147978400975944.post-10493088967384282852007-06-21T07:26:00.000-07:002007-06-21T07:26:00.000-07:00Where did you get the topo map image? I see you ...Where did you get the topo map image? I see you have imported it as a transparent image overlay. This would be very helpful for me in determining road grades for bike rides.Anonymousnoreply@blogger.com