- !BW Elite
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- !FlickrSoup for Soul
- #Flickr12Days
- ***Flickr Global
- **Explore Unexplored!** (10 Favs & No Explored)
- All about Groups.
- Amazing Androidography
- Amazing iPhoneography
- Amazing Phoneography ★ The BEST Only!
- AMERICAN PHOTOGRAPHER
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- Apple & Pentax
- Art Institute of Chicago
- Artistic Photography
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- Black white and grey
- Catholic Photographers
- Catholic to the Max
- Cell Phone Photography
- Chicago Straight Street Photography
- Chicago Tribune
- Chicago...
- Chinese smartphones pics
- Churches, Chapels, Domes, Mosques, Temples, Shrines and Monaster
- Crazy Tuesday
- Daily Optical Fix
- Dogs! Dogs! Dogs!
- Dogs, I love you
- Faith-filled Photographers
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- Flickerites-NO PEOPLE PLEASE
- Flickr Elite Group
- flickr every day!
- Flickr for iPhone
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- flickrailroad
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- Group for all users of FLICKR - No 30/60 Groups Limit
- I Love Trains
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- in explore
- iPad Photography
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- It's (still) not about you!
- Joy to the World
- Life in Black & White
- Make me smile! :-)
- Mobile Phone Photography
- Our Catholic Walk
- Pentax
- PENTAX Art (please tag "Pentax Art")
- PENTAX Black & White
- Pentax K-r
- Pentax K10 & K20 D's
- Pentax K10D / Samsung GX-10
- Pentax MX
- PENTAX RICOH K-MOUNT DIGITAL CAMERA USERS (3p.Day)
- Pentax SMC DA* 50-135 1:2.8
- Pentaxians
- PentaxPhotoGallery/Invite only
- Perfect Beauty II
- Project Weather
- Ribbet - The Official Ribbet Users Group
- Simply Flowers, Trees and Leaves
- Small Town Photojournalism
- smc PENTAX-DA 35mm F2.4 AL
- Smile on Saturday! :-)
- squareFormat
- Sunlight Through Trees
- The Human Spirit--A Celebration
- This is Why I Bought A Camera
- Weekly Themes
- ~ PENTAX Cameras ~
- ★★★ Pentax Life ★★★