Line of sight analysis using Grass GIS and SRTM elevation data on November 08, 2011 grass hiking srtm +
Using OpenStreetMap osm2pgsql data in Grass GIS on November 07, 2011 gis grass openstreetmap osm2pgsql +
Using pgRouting on an OSM database imported by osm2pgsql on October 12, 2011 openstreetmap pgrouting postgis routing +
Using pgRouting to compute routes on OSM hiking trails on September 01, 2011 hiking openstreetmap routing +
OSMC symbol reference for Piatra Craiului around Șaua Padinei Închise (surveyed July 2011) on July 16, 2011 hiking openstreetmap Piatra Craiului +