- 'Guess Where New York City' (GWNYC) Walkabouts
- *Public Art
- 2013 National Historic Landmark (NHL) Photo Contest
- Abandoned Pacific Northwest #abandonedPNW
- Abandoned Roads
- Adaptive Reuse
- AIA 150: America's Favorite Architecture
- Albert Kahn, Architect
- Altered Signs
- American Civil War Battlefields
- Any Derelict Building
- Arby's Big Hat Signs
- Architect - Morphosis (Mayne, Thom)
- Architecture
- Architecture Directory
- Arcosanti, An Urban Laboratory
- Art Deco
- Art in Public Spaces - 3 per day
- Artifacts and Holdovers
- Bad Architecture
- Biltmore Estate
- Birds of Washington
- Bricks
- Brutalist Architecture - béton (concrete) brut
- Busch Gardens
- Cabooses
- canals
- CCC Architecture
- Colonial Williamsburg
- Color Signs *PLEASE READ DESCRIPTION!*
- Cool "Disco" Dan Will Never Get Buffed
- Cornerstones
- Curbed
- Curiosities
- DC Photo Rights
- DC Under Construction
- Dead Malls & Vacant Retail
- Dead Street Signs
- Diners, Drive-Ins & Dives
- Distinctive Destinations
- Dixie Iron Fist
- Downtown Seattle
- Drive By Shooting!
- Eaten by Trees
- Emergency Call Boxes
- Endangered Places
- Entries & Exits
- Faded Signage (FADED!)
- Fallout Shelter Signs
- Fire Escape Whores
- First-Name Basis Signage Project
- Flickr@Seattle
- forgotten wall ads
- Found in a Thrift Store: 35mm Slides
- Fragments of Seattle - No Landmarks, People, Public Art or Pets
- Gargoyles, Grotesques And Angels
- Gas Station
- George Washington slept here
- Ghost Bike
- Ghost Neon Signs
- Ghost Towns
- Glen Echo Park, Maryland
- Gnarly Trees
- Goodbye, Tower Records
- Googie
- Gothamist
- Graffiti Van
- Graves, Tombs And Cemeteries
- Great Signs
- Guess Where NYC
- H. H. Richardson & American Romanesque
- Hamilton Grange National Memorial
- Historic Armories of U.S.A. and Canada
- Historic Water Mills
- Historical Markers
- Hodgepodge
- Hollin Hills - A Mid-Century Modern Community
- hot plates
- Hotel - Motel (signs) No 30-60 Limit
- I love Amtrak
- It's Gone
- KPF - Kohn Pedersen Fox
- lightfitti
- Lights and Shadows
- Lincoln Highway
- Liquor Stores
- Looking Into the Past
- Lost Neon Treasures (Vintage)
- Lost Weekends
- Louis Sullivan, Architect
- Love Your Historic Windows
- MA & PA MOTEL SIGNS ONLY!
- MAN with VAN
- Maps in Signs & Graphics
- Maryland Government and Politics
- Maryland, USA
- Matchbooks & Collectible Matchbooks
- McKim, Mead and White
- McMansions
- Mesker - Storefronts of America
- Mid-Century Architecture (Non-Residential)
- Mid-Century Modern Art & Design
- Missing Middle Housing
- money, money, money
- Montgomery County, Maryland
- Motel & Hotel Signs (No postcards, please)
- Motel Postcards & Ephemera
- Motel Signs that Contain "AIR CONDITIONED"
- Mountains & Clouds
- Named After People
- National Park Service Mission 66
- National Register of Historic Places
- National Register of Historic Places (NRHP) Photo Contest
- National Register's County Challenge
- Neon Signs
- Neon Texas
- New York City
- New York City: What the Tourists Don't See
- Night Images
- NYC Bridges
- NYC Carriage Houses & Stables
- NYC Cemeteries
- NYC from A to Zed
- NYC Not
- NYC Old-School Neon Signs
- NYC Signs
- Old American Department Stores
- Old Commercial Blocks
- Old, abandoned houses
- Pacific Northwest
- Phone Booths USA (& Canada too!)
- Pictograms, Pictograma, Pittogrammi, Pictogramme, Piktogramme
- Polaroid SX 70
- Postmodernism.
- Preservation Trades Network
- Protests, Political Art, Democracy, Social Change
- Public Art Fund
- Quonset
- Railroad Graphics, Heralds and Signs
- Railroad Interlocking Towers
- Railroad Museum of Pennsylvania
- Real-Life Blue Hour
- Recycled Shack-A-Rama
- Red doors
- Retail Recycle
- Rockefeller Center
- Roy Rogers Restaurants
- Ruins
- sadbikes
- San Antonio's FlickrClubSA
- Santa Fe Depots
- Scaffold Signs (vintage)
- Seattle
- Seattle Parks
- Seattle Photographers
- Seattle Surroundings
- Seattle.gov
- Seattlest
- Seattlite
- Second Empire Architecture
- Ships and Vessels
- Slipcovertecture
- Society for Commercial Archeology
- Somos San Antonio - We Are San Antonio: Places That Once Were
- Spelling Mistakes
- Sprung from Silver Spring
- Stick Figures in Peril
- Strasburg Railroad
- STREETART
- Stuff in the Street
- Stupid car, get out of my shot!
- suburbanality - little boxes on the hillside
- Sugar Frosted Cereal Museum [1939-1989]
- Sympathy for the Devil
- Telephone Exchange
- Terra Cotta
- Texas State Parks Photo 2013 Contest
- The Awakening - Hains Point/National Harbor
- The Birdsill Holly Society
- The Broken Bicycle Project
- The Railroad Museum
- The Unofficial New York City Landmarks Preservation Commission
- Theater Marquees
- themostwelldocumentedpartyever
- This Place Matters
- Through a glass, darkly
- Timber Architecture
- U.S. County Courthouses
- U.S. Post Offices
- UFO 907
- ugly architecture
- Ugly Transformation of a Building
- Urban Decay
- Urban Exploration - Exploring Abandonments
- Urban Nature
- Urban_Infill
- US Highway 1: Maine to Florida
- US National Historic Landmarks
- US Route 40
- Vacuum Formed Signs
- Vanishing Beauty - Please read the group description!
- Vanishing Seattle
- Vintage Gas Stations (buildings)
- Vintage Restaurant Postcards & Ephemera
- Vitrolite Obsession!
- WA State Ferries
- Wash & Dry (Laundromats & Cleaners)
- Washington DC/Metro Area
- Washington Ghosts
- Washington State Downtowns (WSD)
- West Seattle
- Where is this? - Mystery locations.
- Woodmen Of The World (& Tree Grave Markers)
- World Trade Center
- WPA
- wtc iconography
- ◄◄◄ HECTOR GUIMARD [1867-1942] ►►►