- *Auto Retro*
- -= Street =-
- Ads Through the Ages
- All Free Pictures (Creative Commons and Public Domain)
- Bay Nature
- BEAUTIFUL BEES.
- Bees of the Americas * Abejas de las Américas
- Boeing Model 299/B-17 Flying Fortress
- Bring Back the Pollinators
- California Currents
- California's Bay Area Group
- Clarkia
- David DuChemin's Within the Frame
- Don Edwards SF Bay Wildlife Refuge
- FLICKR CITY STREETS
- I Love Trains
- North American Bees
- Oak Trees: The Quercus Club
- Railways, trains and train stations
- RAW Street Photography
- Science, Technology, History
- SF Bay Area Shooters (sfbas)
- The Rust Bucket
- Urban Decay
- Utata
- Wild bees (native bees only)