Links  Association of Engineering Geologists http://www.aegsf.org/ Soil Tectonics http://www.soiltectonics.com U.S. Geological Survey Homepage http://www.usgs.gov/ U.S. Geological Survey Digital Geologic Maps h http://geomaps.wr.usgs.gov/sfgeo/ International Landslide Research Group http://ilrg.gndci.cnr.it/ San Francisco Bay Region Geology http://geomaps.wr.usgs.gov/sfgeo/ Santa Clara County Geographic Information System http://claraweb.co.santa-clara.ca.us/planning/content/MapsGis/MapsGis_Geologic_Hazards.jsp Santa Cruz County Geographic Information System http://gis.co.santa-cruz.ca.us/ California Geological Survey http://www.consrv.ca.gov/cgs/ Recent Earthquakes http://quake.wr.usgs.gov/recenteqs/ Earthquake Probabilities http://quake.usgs.gov/research/seismology/wg02/   Steve's Rock Climbing Adventures