- Advanced Photography in the Digital Age (Invitation)
- Aerial HQ Worldwide
- Aerial Photography
- Aerial pictures
- Airplanes
- astrometry
- Astrophotography - Astronomy - Astrophysics
- Aurora (Borealis and Australis)
- Aurora Borealis (Northern Lights)
- AuroraWatch UK
- Aviation
- BBC Sky at Night and Stargazing Live
- Canon Imagination
- Donegal .
- Drone Shots
- F365
- Getty Images and the Flickr Collection (closed)
- Getty Images Call for Artists
- Getty Images on Flickr
- Insight Astronomy Photographer of the Year
- Into the Night Photography
- Ireland
- Irish Landscape Photography
- Lightning
- Mastery of Light (on invitation only)
- Military Aviation Photography
- Multi Rotor Aerial Photography
- Night Images
- Night Sky Observations
- Nightscapes - Natural Landscapes at Night
- Northern Ireland / North of Ireland Photographers
- Official National Geographic Group
- Peace Camp
- PHOTOSHOP ART 2019 - No Second Life
- Photoshop,art
- Pro Corner: Semi-Pro and Professional Photography / Photographer
- The World Through My Eyes ...
- Unmanned Aerial Photos
- Your Best Shot 2016
- Your Best Shot 2020