- ! **skyscrapers / 摩天楼
- "Nikon Z50"
- 1,000,000 Ships
- Absolute Quality Gallery ~ Invite only
- Airship
- Berge
- Black and White and Lost
- BMW Z3
- D750 nikon
- Deutschsprachige Bewertungsgruppe (1 einstellen, 3 bewerten)
- Eisenbahn in s/w - Railroad in B/W
- Ford Transit Photos
- Fördertürme
- Green is Beautiful
- Hamburg Freihafen
- Hamburg HH
- Hunde ( Dogs)
- Industrial Heritage Trail (Route der Industriekultur)
- IndustrialWorldWide
- Landschaftspark Duisburg-Nord
- Lost Places
- Naval ships, navy ships and warships
- Nikon 1 Cameras
- Nikon D300 Users
- Nikon D7500
- Nikon D780 users
- Nikon D850 (the right group)
- Nikon F5
- Nikon Mirrorless Club
- Nikon Z6 Photographer Group
- Nikon Z7II Users
- NRW
- Old Bunkers
- old military buildings
- Pristine cars, quality shots with some artistic approach
- Radsport
- rot-rosso-rouge-rood
- Ruhr Area at Night
- Ruhrpott
- schwarz & weiss / black & white / noir & blanc
- Skylines, Cityscapes, Skyscrapers & Large Bridges
- Sony RX100 (All Versions)
- Stadtschrift
- The World of Steeltowers
- Weltkulturerbe Zollverein Essen
- World Photography Day Contest 2021
- WW II
- Zeche Zollern II/IV
- Zechen-Bilder // Mines-Impressions