Geological Tours/Photos
Virtual Field Trips - an index of regional geological tours from the Berkeley Seismological Laboratory's Earthquake FAQ
Hayward Fault Tours - an index of Hayward Fault tours from the Berkeley Seismological Laboratory's Hayward Fault page
Lisa Wells' Geomorphology Images (see also GeoImages Project below) - interesting landforms
Geologylink Virtual Field Trip Page - an international index of geological tours from the Houghton-Mifflin textbook publishing company

General Interest Tours/Photos
Geo-Images Project - from the Geography Department, thematic and regional collections of photographs for teaching geography
Charles Benton's Aerial Kite Photography Gallery - images of the UCB campus, Point Reyes, the Marin Headlands, and the Bay Area from a different perspective
Fiat Lux - Ansel Adams photographs of UC campuses in the 1960s
UCB Historical Photo Archive (see also More Cal History) - an archive of historical campus photos from the Bancroft Library

Maps
FAQ on finding maps - from the Berkeley Seismological Laboratory
National Geologic Map Database - from the US Geological Survey
Map Machine - from the National Geographic Society