- -- Dog, the best friend
- 4x4
- 5 Million Aircraft Photos
- :: | Bird Photography |::
- Africa
- AIRPLANE'S WORLD
- Airshows of the World
- Alfa Romeo cars
- Amazing Animals and Their Antics
- Animal Planet
- Animal(s) Looking At You
- Antique & Vintage Aircraft
- Aves em Portugal
- Aviation World
- Aviation Worldwide
- Birding In The Wild
- Birds (no rules)
- Birds birds birds birds!
- Birds In Flight Photography
- Birds Photos - Check out the new discussions!
- blur is beautiful!
- Boxing photography
- Brabham Grand Prix Cars
- Canon - Aviation
- Canon 100-400mm II - OFFICIAL
- Carousels
- Cars from the Past: Classic Cars
- CARS, CARS & CARS
- Caterham Cars
- Cats and Dogs our Friends ▲Post1 / Cmt1▲
- Christmas Dreams
- Classic Aircraft (built before 1960)
- Classic Motor Racing
- Classic Sailing's - Tall Ships and Traditional Vessels
- Cooper in Sports Car Racing
- Creatures
- Dance, dance, dance!
- DJI Mavic Pro
- Dog Days!
- Dogs! Dogs! Dogs!
- Dragonfly Gallery
- Eléctricos !
- Ensign Grand Prix Cars
- Ferrari - il Cavallino rampante
- Flamingo
- Flickr Wildlife
- Folklore
- For The Love Of Dragonflies
- Ford in Sports Car Racing
- Fotografos Portugueses de Natureza
- Honda Motorcycles
- Iceland.
- in explore
- India and Indians
- Insect Photography
- Jazz
- Land Rover
- Lotus Grand Prix Cars
- Lusitano Horses
- Martial Arts
- Maserati
- McLaren Grand Prix Cars
- Military Aviation Photography
- Monochromia BW and toned monochrome only (HIGH quality only!!!)
- Morocco
- Motocross
- Motorcycles
- Music Music Music
- NATIONAL GEOGRAPHIC ANIMALS
- NATO Tiger Meet
- Nature and Photography
- Nautical Life
- Norma & Duqueine in Sports Car Racing
- NUESTROS AMIGOS LOS PERROS
- PANNING SHOTS ONLY
- PLANET EARTH WILDLIFE AND NATURE
- PoAF - Portuguese Air Force
- Porsche
- Portugal
- Portugal - street art (limit: 10 pics a day)
- Professionnal Cycling
- Racing Cars and Motorbikes
- Renault
- Royal Enfield
- Rugby Group
- Sea, Sun & Clouds
- Ships and Vessels
- surfing
- Surfing Photography
- Surtees Grand Prix Cars
- Tallships
- The Birds Of Flickr
- The F-16 Collection
- The Finest Horses
- The Images of Sri Lanka
- Toyota photographer
- Travel Photography
- Trojan Grand Prix Cars
- TUK TUK forever
- Vespa Super
- Vintage Motorbikes (motorcycles)
- Waterbirds
- We Love Airplanes
- wildlife and the wild
- Wildlife Photography
- Wildlife Watch
- Yamaha motorcycles
- Your Best Shot 2016
- Your Best Shot 2019
- Your Best Shot 2021
- ~Elegance~