- !Catchy Colors
- *Challenge You* Join the ICON Challenges!
- *novo TE DESAFIO*
- + Toys ( 玩具,おもちゃ )
- 1 step (walking people shots)
- 1, 2, 3 Colors - CORES DE ALMODÓVAR....
- 1-2-3 architecture
- :: Frente a Frente ::
- Abstractures
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- Askthephotographer
- B&W
- background: sky
- Balanço - brinquedo de criança /Rocking - child toy / Oscilac
- Bandas Brasileiras
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- Birds , Birds Birds
- black and white moments
- Blocks & Squares (repeating patterns)
- Boxer Place
- Brasil
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- BRock
- Brutalist Architecture - béton (concrete) brut
- Buildings/Architecture
- Cartel * ( B/Y/G ) - CLOSED - nobody views images here
- CCMQ
- Challenge Challenge Challenge Themes Daily
- Churches, Chapels, Domes, Mosques, Temples, Shrines and Monaster
- Cities in B+W
- COLOR [directory] 色
- Color and Colors - No computer-generated posts.
- Concrete Architecture [Please read the rules]
- Construction Site Abstract
- converse world domination!
- Decisive Moments... Classics in B&W
- urban challenge (post 1-comment 1 with our "seen in")
- Desterro P&B
- Details of Modern Architecture
- BRAZILIAN'S DAY BY DAY! Comment on your favourites!
- Dogs! Dogs! Dogs!
- DUETOS
- Details de PARIS
- Enghaw
- European Cityscape Art
- Extraordinarily Ordinary(No animal, people or nature shots)
- faChadas______..:.::::. faCades !!!
- Favorite Street Pictures
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- Felt Toys
- Fernando Pessoa - Post 1 / Comment on 2 or more
- Fish Tank Pictures
- FlickrCentral
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- Forgotten World - Mundo Esquecido
- Fortune Cookie Project
- fotografia, arquitetura & urbs
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- Fundação Iberê Camargo
- G R A F I S M O
- Graphic Architecture
- Graves, Tombs And Cemeteries
- HCSP (Hardcore Street Photography)
- Human in Geometry
- Igreja
- Koi Tattoo
- Less Is More...
- Life in Black & White
- Lines&Curves - P1:C1 - no nature, no humans!
- Lisboa
- Live Music Photography
- LOMO
- Lomo your pet!
- Lonely People
- Marco de Canaveses
- minimal art [no people no life] post / comment / invite
- MOBILIARIO URBANO HORMIGON
- Moleskinerie
- MOSAICOS URBANOS
- MURALISMO = Arte de rua - Grafitagem, desenhos e pichação em m
- New Black and White
- No Coletivo | Bus Passenger's Eyes
- OBRAS DE ARTE URBANAS.-
- Orange is a Colour that is Safe and Alive
- P&B Brasil
- paisagens urbanas
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- Paris
- People, Places and Things
- PhotoClub Flickr™ Florianópolis
- Photographers World
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- Plush You
- poetic shadows on walls
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- Preto Cinza e Branco / Black Gray and White
- Red Rule
- Rio de Janeiro
- ROCK RS
- Rojo atardecer - Red sunset
- shadow hunter
- Siza is the master
- sketching for architecture
- Slice of life, building slice
- Sony DSC H9
- stairs
- STENCIL
- Street Stickers and Stencils
- StreetPhoto
- Streetshots (people in the street)
- Structural Artists
- Tattoos
- The Challenge Group Game
- The Public Space Group
- the reflexes
- The Street Photography Community
- The World of Interesting Objects
- The World Through My Eyes ...
- Urban Decay
- Urban Life Perspectives
- urban visions
- Ventanas / Windows
- Walls Have Paint
- Wooster Collective
- Álvaro Siza