- %Burning Man at Night%
- (Ant) arctic shots
- * Flickr Beautiful Celebration of Diversity
- **A Big Fave (INVITE ONLY PLEASE)
- 50mm (The original 50mm group)
- [Noctography]
- Abandoned
- ACTION! Shot Revolution
- After Dark - Night Photography
- All in the air
- ALPHA GUYS - so handsome, cool …
- Antarctica The Coldest Place on Earth!
- artland
- astrometry
- Bay Area / Castro Halloween and Fun Fabulous Costumes
- Beaux Mecs Présents … handsome guys here
- Black Rock Desert
- Bokeh: Smooth & Silky
- Burning Man
- BURNING MAN 2007: The Green Man
- Burning Man 2009 Photographs
- Burning Man Art Installations
- Burning Man Mutant Vehicles
- Burning Man!
- Burning Sensations
- Chico, CA
- City Pulse
- Corset
- Couples
- COVERED BRIDGES
- Dance (new rules)
- Digital Infrared
- dunk tank
- F/2.8 Wide Open
- FIRE FIRE FIRE
- Fire Shots
- Fire Spinning
- firedrums.2009
- Flaming Lotus Girls
- Flickr API
- Flickr Celebrates Pride
- Flickr Hacks
- Floating People
- Full Frame Sensor group
- GAY DAY
- GeoTagging Flickr
- Girls In The Air
- Glowsticking
- Glowsticks
- Guess Where SF
- Guy Dancers
- homouroboros
- Ice Art
- Infrared Landscapes
- World of the Unusual - Insolite
- Jumping into Lakes
- Jumping Project
- Just Jump
- Kilted Life - A Celebration !
- Lady in the window
- LED Light Painting
- light movement
- Light Painting with Nature
- Light STREAM___
- loincloth
- Long Shutter Exposures
- Love You Till Tuesday
- man portrait
- Mare Island
- Mare Island Nocturnes
- MEN POOL of the world
- Men with Long hair
- Mendocino County Photos
- MirrorProject @Flickr - self-portraits in mirrored surfaces ONLY
- Movement & Motion
- Never Explored
- Night Photography
- No-Flash Night Shots
- Nocturnes
- Noctámbulos
- Orblivion
- Playa Fire
- Put your feet up in the air!
- Radical experiments in zero gravity
- Raygun Gothic Rocketship
- Reflect your World (New! No Invite needed)
- S.F NIGHT SHOTS
- San Francisco Bay Area Street Photography
- San Francisco Magazine
- San Francisco Photo Guild
- San Francisco POI
- san francisco, ca
- Santa Cruz Photography
- Seascapes and Seashores
- SF Bay Area Shooters (sfbas)
- snow and ice sculptures
- Only Contest
- Stick Figures in Peril
- Strobist.com
- Supperclub
- Sutro Baths
- Tahiti
- tantalus zoetrope
- The Art of Jumping
- The art of Levitation
- The BIG Jigsaw Puzzle Collection
- The Bridge
- The Crucible
- The Golden Gate Bridge
- The Light Painters Society
- The Sea
- The Shape of Fire
- The Triangle Alliance
- Theater and Performing Arts (post 1/award 1)
- Timing!
- Trippy Light Trails
- Vulcan Studios
- We belong to the sea
- Wee Moon Photographs
- Witches! (because there's a little witch in every woman)
- Witches, Vampires and aliens of all sorts / Sorcières et sorcie
- Zombies, Zombies, Zombies!