- !Catchy Colors
- "Exemplary Shots - Flickr's BEST! (Post 1 Award 3)"
- "LEGENDARY PICTURES"
- "THE EXTRAORDINARY PHOTOGRAPH"
- The Key of Your Mind GOLD ☼
- **A Big Fave (INVITE ONLY PLEASE)
- **Explore Unexplored!** (10 Favs & No Explored)
- **FlickrsBest**
- *Animal Photography*
- *Best of Flickr* (Comment 1 / invite 2) PHOTOS ONLY
- *Challenge You* It's April's Best CY Medal of the Month Challe
- *Game - Play your winners
- *Nature* (comment 2)
- *THE PERFECT PHOTOGRAPHER (P1/A2)
- 250 views AND 10 faves - quality AND quantity
- 3Way Challenge (Closed for Now...)
- 4~THE~ART=T~ADMIN INVITE ONLY~
- 50+ Faves 1-2-3 (Post one,Comment and Fave two).
- 500 views + 20 faves - quality AND quantity
- 6+ Faves AND 100+ Views + COMMENT Any 2 (READ RULES)
- A3B CHALLENGE
- AIA 150: America's Favorite Architecture
- An Awesome Shot! Invited Photos ONLY!!
- Animals From A to Z (Post 1, Comment 1, Invite 1)
- B&W
- Baseball Unlimited
- Beautiful Capture
- Better Than Good
- Black & White Digital
- Black and White Photography Art
- BLACKartWHITE
- Blue Ribbon PHOTOGRAPHY (INVITE ONLY)
- Challenge Challenge Challenge Themes Daily
- Child Photography
- CLICK FLICK n GO
- Color Photo Award - PREMIER -- Post 1: Award 2
- COMMENTED WITH NICE UNLIMITED
- Creative Photo Group_ BASIC (P1-C3)
- Daisy Crazy
- Discovery Photos: Post 1, Vote for 3
- Dragon Gold Award " The Best Of Flickr "
- Excellent Photographer Awards ADMIN INVITE only / Post1/ Award3
- fave em all
- FaveMe! Photo Game(CLOSED!)
- FAVES CONTEST - CLOSED!
- Fine-ART photos (Invite only)
- Fishing
- Flickr Challenge Group!
- Flickr Diamond - Invited Photos ONLY
- Flickr Elite Group
- Flickr Global (Your Best Photographs).
- Flickr Wildlife (Invitation Only)
- Flickr's Coolest Photographers (Public)
- Flickr's Finest
- FlickrCentral
- Foto Competition - Bronze, Silver, Gold & Platinum!
- Gold Star Awards Level 1 (1P/3C)
- Golden Photographer (Invite Only Images and +10Faves)
- I Crave Your FAVE
- I Saw You First- Invited images only, post 1, invite 1
- I Spy! Challenge Game Group - HAS MOVED in 2011!!!!!
- Keep your eyes open - Ayez l'oeil - NO PEOPLE - P1A3 - Sweeper
- Kids with nature (no 30/60)
- Laughing Matters Photos & Videos---P1/C1 Sweeper not running
- Mailboxes, etc.
- Motif'd Challenge Group!! Fun for All!!!
- My Gallery Photo
- Nature Watching (Post 1 : Award 2)
- Natures Finest (Invited Images Only)
- Nieckq's contacts ! (NO LIMIT) (INVITE UR FRIENDS)
- Olé Que Bonito !!
- One Of A Kind
- Only the most amazing photos (comment on at least 2)
- pairs
- Photos of QUALITY to Smile About ~ International ~ (moderated)
- Portraits That Tell a Story (READ RULES BEFORE POSTING!)
- Pritzker Architecture Prize on Flickr (Post 1 - Award 2)
- pure street
- Retouch Artists
- RUSTY and CRUSTY
- Shield Of Excellence
- Shoot into the Light!!!
- soul of photography(invited only/COMMENT AND FAVE ON 2)
- Stuck in Customs' Brilliant Cabal - My Cool and Clever Friends
- Super Hero Challenge Group. CLOSED DUE TO LACK OF INTEREST
- Super Shots - Post 1 - Award 2
- surfing
- The Fun Factory Challenges
- The Best Photos in the World (Invited and Approved Photos only)
- THE BEST PICTURES OF REFLECTIONS
- The Challenge Factory - Photo Contest Group
- The Challenge Group Game
- The Ice Gallery
- The Killer Bees (Post Invite Only)
- The Mother of All Challenge Groups - SADLY CLOSED
- The Photographer's Eye
- The Pinnacle - CLOSED - Thank you for the good times
- The World Through My Eyes ...
- Thumbs Up Challenges NEW RULES AND FORMAT
- Time to share, Shades to wear
- top-f [ 25+ faves ]
- Two Colors or Less (1 post = 2 comments, no B&W)
- VISUAL ARTS!!
- VIVID SATURATED COLORS
- White/Black
- WORLD PICTURE / Challenge and Award
- You Rock! Challenges-SLEEPING because the lack of participatio
- You Think this is Art
- Zero+ Faves (0-9)
- ◆ CHALLENGE CLUB ◆ Come And Try Your Luck In The Matches ◆