- "Unlimited Photos: No Rules"
- (A) MOUNTAIN VISTA
- *Challenge You*
- 4U
- AA Ubercool
- Abandoned
- ABSTRACT 4U
- Abstract Photographic Art
- Abstract Reality
- Abstracts
- Alpinism
- Alps
- ARCHITECTURE 4U
- Architecture-Building & Construction
- art & people (PHOTOS MUST HAVE PEOPLE INTERACTING WITH ART)
- ART 4U
- ART | BASEL
- At the museum
- AUTUMN 4U
- B&W
- Bars, restaurants, bakeries & markets all over the world
- Berlin
- bitches brew | NO PEOPLE!!!
- BLACK & WHITE SQUARE 4U
- Black Forest
- BLU 4U
- Catholicism
- Cemeteries - Cementerios - Friedhoefe - Cimetières - Cimiteri
- Chronic City
- Churches, Chapels, Domes, Mosques, Temples, Shrines and Monaster
- Claude's Friends
- COFFEE CLUB 4U
- COLOURS 4U
- CONTRASTS 4U
- CREATIVITY 4U
- CREATURES 4U
- DIAMOND 4U
- EIGHTY 4U
- EIGHTY FIVE 4U
- elegance in art and design
- Elztal
- Escaleras/Stairs
- Escheresque
- EXCELLENCE 4U
- EXCLUSIVITY 4U
- EXTRA SPECIAL 4U
- Fenêtres
- FIFTY 4U
- Flickr-Fotografen- Deutschland
- Floral Scene (PdF)
- FLOWERS 4U
- Fotos with high quality
- Frank Gehry's Architecture
- Freiburg
- FUJIFILM X Series & GFX USA
- Funfairs, Fairgrounds and Circuses
- Funny Ha Ha!
- Funny signs
- Gastronomy (PdF)
- Geometric Beauty
- Geometría
- Geotagging Europe
- Gibellina
- GOLD 4U
- Graffiti
- Grand Duchy of Baden / Großherzogtum Baden / Grand-duché de Ba
- HIMMELSBILDER - SKY
- Idyll
- in explore
- INTERIORS 4U
- IRONICALS
- ITALY 4U
- Just Windows!
- kwerfeldein: die flickr gruppe
- LANDSCAPES 4U
- Le Alpi - The Alps - Les Alpes
- Lights & Shadows
- LINES of BEAUTY 4U
- Lines&Curves - P1:C1 - no nature, no humans!
- Micro Visions Admin invite only!
- Minimalism
- Mountains
- Métal - Metallic
- NATURE 4U
- Nikon D300 Users
- Surfaces Oberflaechen
- PEOPLE 4U
- PLATINUM 4U
- Portals
- Pritzker Architecture Prize on Flickr (Post 1 - Award 2)
- Prohibitionism
- Project Weather
- Real Food
- RED 4U
- Reflections
- REFLECTIONS 4U
- Schwarzwald
- Schwarzwald / Black Forest / Forêt-Noire / Selva Negra / Forest
- See & Be Seen
- Selected minimum
- SEVENTY 4U
- SHADOWS 4U
- Sicily
- SILHOUETTES 4U
- SILVER 4U
- SIXTY FIVE 4U
- SPECIAL FEATURE - MINIMAL!
- SPRING 4U
- stairs
- StreetPhoto
- Structural Excellence (Invite Only)
- structures & elements
- Structures with a touch of Abstract (architecture!) post1/award2
- SUNLITE 4U
- Switzerland
- Südbaden - Suedbaden - deutschsprachig
- TEXTURES 4U
- The Monty Python Side of Religious Expression
- The Vibrance
- TREES 4U
- UNIQUE 4U
- Urbanjunglism - Urban jungle minimalism
- Views 20000
- Views: 10,000
- Views: 100
- Views: 1000
- Views: 1500
- Views: 20,000
- Views: 200
- Views: 3000
- Views: 400
- Views: 4000
- Views: 50
- Views: 50,000
- Views: 500
- Views: 5000
- Views: 600
- Views: 75
- Views: 800
- Views: 900
- VISUAL METAPHORS
- Vitrines Magasins Boutiques Shops Commerces d'ici & d'ailleurs
- Water... Oceans, Lakes, Rivers, Creeks
- Wild and Domestic Animals (PdF)
- WILD HARMONY 4U
- Winter
- witzig-kurios-unglaublich / funny-curious-incredible
- YeLLo 4U
- You Think this is Art
- YOU-NIQUE