https://pinboard.in/u:h3h/public/ recent bookmarks from h3h 2010-03-24T19:26:22+00:00 http://code.google.com/apis/maps/documentation/elevation/ h3hgeo altitude elevation maps googlemaps google https://pinboard.in/ https://pinboard.in/u:h3h/b:286d78f3f183/ 2009-06-07T18:15:04+00:00 http://walking-papers.org/ h3h maps cartography geo openstreetmap https://pinboard.in/u:h3h/b:48006952b440/ 2008-02-05T16:41:51+00:00 http://wherecamp.pbwiki.com/ h3h geo camp wherecamp conference geography event maps https://pinboard.in/u:h3h/b:6dc73c33a653/