- J.A. Cooley MuseumJacumba Hot Springs Resort & SpaLost Trails Mountain Man Trading Post in AlpineMaritime Museum of San Diego – The Roseville PianoMbongo the GorillaMount Woodson CastleMuseum of Motor Transport Old Trucks in Campo
- National City Depot Museum
- Old and Abandoned San Diego Area Airports
- Old San Diego City Directories On Line
- Rare Books Room at San Diego Central Library
- San Diego History Center
- San Diego Police Historical Association
- San Diego Railroad Museum – Train Rides In Campo
- Santa Ysabel Store
- San Ysidro War Memorial Contact
- Spreckels Organ – Balboa Park
- Stairs of Mount Nebo
- Star of India – Maritime Museum
- Stein Family Farm – National City
- USS Midway – Radio Room
- Valley Center History Museum
- Vintage Kodachrome Slides-Michael Gorth
- Whaley House Ghosts
- Wisteria Candy Cottage – Boulevard