i have built a new version of Trekker3D.
This version create 3D maps from USA USGS maps (in the public domain) with a few clicks of mouse.
The terrain creator is free and can be downloaded at http://www.trekker3d.com
The App for Android is available on GooglePlay with a free lite version and a paid version:
free lite: https://play.google.com/store/apps/deta ... ker3d.lite
paid: https://play.google.com/store/apps/deta ... ker3d.usgs
This video shows how create a 3D map (for Mount St. Helens) and use it on an Android Device:
(best viewed in high quality in youtube settings)
http://www.youtube.com/watch?v=b-33q2wM ... e=youtu.be
(music by http://www.audionautix.com)
This is a short version of the video that shows only the Android App in action:
http://www.youtube.com/watch?v=BFLxTVtP ... e=youtu.be
Thanks