-Washington D. C.: AlexTref871, Ralf Roletschek, Noclip, Martin Falbisoner, Diego Delso, Daniel Schwen, CC BY-SA 3.0, via Wikimedia Commons

-Honolulu: Imagen de H. Hach en Pixabay

-Juneau: Imagen de dmmkdcm en Pixabay

-Augusta (Maine): Terry Ross(Flickr)

-Concord: Warren LeMay (Flickr)

-Vermont: LunchboxLarry (Flickr)

-Boston: Imagen de usmc0491 en Pixabay

-Providence: istockphoto

-Carson City: Patrick Nouhailler (Flickr)

-Albany: PalaceTheater.JPG: UpstateNYerEmpireStatePlazaPanorama.jpg: UpstateNYerAlbanyNewYorkfromRensselaer.jpg: UpstateNYerUAlbanyStateQuad.jpg: UpstateNYerNorth_Pearl_Street_Albany.jpg: UpstateNYerAlbany Houses.jpg: UpstateNYerderivative work: upstateNYer, CC BY-SA 3.0, via Wikimedia Commons

-Carson City: Patrick Nouhailler (Flickr)

-Trenton: James Loesch (FLickr)

-Harrisburg: Warren LeMay (FLickr)

-Dover: Ken Lund (Flickr)

-Annapolis: Thisisbossi, CC BY-SA 2.5, via Wikimedia Commons

-Richmond: Imagen de Andrew Wood en Pixabay

-Charleston: Kurt M. Tarvis II, CC BY-SA 4.0, via Wikimedia Commons

-Indianápolis: Excel23, CC BY-SA 3.0, via Wikimedia Commons

-Lansing: Wikimedia

-Madison: Imagen de 12019 en Pixabay

-Saint Paul: Qocama, CC BY-SA 3.0, via Wikimedia Commons

-Bismarck: Imagen de Mike en Pixabay

-Pierre: Alanscottwalker, CC BY-SA 4.0, via Wikimedia Commons

-Lincoln: istockphoto

-Topeka: Mike Linksvayer, CC0, via Wikimedia Commons

-Columbus: Imagen de 12019 en Pixabay

-Oklahoma City: Raychel Sanner (Flickr)

-Austin: Imagen de Trudi Nichols en Pixabay

-Santa Fe: Gerd Eichmann, CC BY-SA 4.0, via Wikimedia Commons

-Denver: Imagen de Ryan Barr en Pixabay

-Cheyenne: Ken Lund (Flickr)

-Helena: Peter Hutchins (Flickr)

-Boise: istockphoto

-Salt Lake City: Garrett (Flickr)

-Phoenix: istockphoto

-Sacramento: istockphoto

-Salem: Glen Bledsoe (Flickr)

-Olympia: istockphoto

-Raleigh: James Willamor (Flickr)

-Nashville: istockphoto

-Springfield (Illinois): istockphoto

-Jefferson City: istockphoto

-Little Rock: Littlerockarkansas_arkansasriverpano.jpg: Mfield, Matthew Field, http://www.photography.mattfield.comderivative work: Jjtkk, GFDL 1.2, via Wikimedia Commons

-Baton Rouge: TheTexasNationalist99, CC BY-SA 4.0, via Wikimedia Commons

-Jackson: Excel23, CC BY-SA 4.0, via Wikimedia Commons

-Montgomery: istockphoto

-Hartford: istockphoto

-Tallahassee: istockphoto

-Atlanta:Image by Pharaoh_EZYPT from Pixabay

-Columbia: Ken Lund (Flickr)

-Frankfort: Warren LeMay (Flickr)

-Anchorage: Isaac Wedin (Flickr)

-Nueva York: see source, montage by Jleon, CC BY-SA 3.0, via Wikimedia Commons

-Búfalo: istockphoto

-Pittsburgh: mgehring en Pixabay

-Filadelfia: istockphoto

-Cincinnati: Jamie Smed (Flickr)

-Cleveland: Tim Evanson (Flickr)

-Fort Wayne: istockphoto

-Chicago: Image by VLADISLAV from Pixabay

-Milwaukee: istockphoto

-Duluth: Chrisographer, CC BY-SA 4.0, via Wikimedia Commons

-Mineápolis: Amy Meredith (Flickr)

-Waterloo: U.S. Geological Survey (Flickr)

-Davenport: By Original by Dov Gutterman, SVG by Jack Ryan Morris (SaluteVII) - This belongs to the city of Davenport, Iowa. I found it online at http://flagspot.net/flags/, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=120263705

-Peoria: Ryan.harms, CC BY-SA 4.0, via Wikimedia Commons

-San Luis Este (Illinois): David Wilson from Oak Park, Illinois, USA, CC BY 2.0, via Wikimedia Commons

-Sa Luis (Misuri): Astuishin, CC BY 3.0, via Wikimedia Commons

-Kansas City: Imagen de John Bergman en Pixabay

-Newark: massmatt (Flickr)

-Atlantic City: Bob Jagendorf from Manalapan, NJ, USA, CC BY 2.0, via Wikimedia Commons

-Norfolk: Imagen de Bruce Emmerling en Pixabay

-Roanoke: Erika (Flickr)

-Louisville: istockphoto

-Knoxville: David Ratledge, CC BY 4.0, via Wikimedia Commons

-Memphis: istockphoto

-Durham: istockphoto

-Wilmington: Idawriter, CC BY-SA 3.0, via Wikimedia Commons

-Charlotte: Imagen de 1778011 en Pixabay

-Asheville: istockphoto

-Greenville (Carolina del Sur): istockphoto

-Charleston: istockphoto

-Augusta: istockphoto

-Savannah: Josh Hallett (Flickr)

-Albany (Georgia): Michael Rivera, CC BY-SA 4.0, via Wikimedia Commons

-Jacksonville: istockphoto

-San Petersburgo: laird.lothar (Flickr)

-Tampa:istockphoto

-Orlando: User:Nemesis63, CC BY-SA 3.0, via Wikimedia Commons

-Miami: istockphoto

-Birmingham:SAM_0399.JPG: Polk540Birmingham_Botanical_Gardens_-_Japanese_Garden_Torii.jpg: AuburnPilotAlabama_Theatre.jpg: Melinda SheltonBMA-2010-screen.jpg: ArtLibrn2011Birmingham_city_hall_alabama_2010.jpg: acnattaWachovia_and_Regions,_downtown_Birmingham.jpg: Melinda Sheltonderivative work: Altairisfar, CC BY-SA 3.0, via Wikimedia Commons

-Mobile: Image by 12019 from Pixabay

-Greenville: Alder Ahlvin(Flickr)

-Nueva Orleans: Image by otschnbrotschn from Pixabay

-Shreveport: Paul Sableman (Flickr)

-Fort Smith: Brandonrush, CC BY-SA 4.0, via Wikimedia Commons

-Brownsville: Jc161991, CC BY-SA 3.0, via Wikimedia Commons

-Laredo: istockphoto

-San Antonio: istockphoto

-Houston: Hequals2henry, CC BY-SA 3.0, via Wikimedia Commons

-San Ángelo: Jonathan Cutrer (Flickr)

-Fort Worth: istockphoto

-Dallas: Image by Rhys Adams from Pixabay

-Wichita Falls: Larry Syverson (Flickr)

-Amarillo: Paul Sableman (Flickr)

-El Paso: istockphoto

-Wichita: WeaponizingArchitecture, CC BY-SA 4.0, via Wikimedia Commons

-Omaha: Ron Reiring (File:OmahaNE Aerial.jpg)Bobak Ha'Eri (File:091407-JoslynCastle.jpg)JonClee86 (File:Omaha sunset in 2008.jpg)JonClee86 (File:Wiki photos 059d.jpg)Cburnett (File:Henry Doorly Zoo.jpg), CC BY-SA 3.0, via Wikimedia Commons

-Sioux Falls: istockphoto

-Butte: Drown Soda, CC BY-SA 4.0, via Wikimedia Commons

-Billings: istockphoto

-Sheridan: joannapoe (Flickr)

-Idaho Falls: Michael Whiffen (Flickr)

-Ogden: Thomas Wozniak, CC BY-SA 4.0, via Wikimedia Commons

-Provo: Ken Lund (Flickr)

-Tucson: View_of_Tucson_from_Sentinel_Peak_2.jpg: John DieboltOld_Pima_County_Courthouse_Nima.JPG: ZereshkArizona_Uni_fountain.jpg: JscarreiroSaguaro_Sunset.jpg: Saguaro PicturesSt._Augustine_Cathedral,_Tucson,_Arizona_(2).jpg: Ken LundTucson_shab2.JPG: Zereshkderivative work: Anqrew, CC BY-SA 3.0, via Wikimedia Commons

-Boulder: teofilo, CC BY 2.0, via Wikimedia Commons

-Colorado Springs: The original uploader was Postoak at English Wikipedia., CC BY 2.0, via Wikimedia Commons

-Pueblo: PEO ACWA (Flickr)

-Albuquerque: istockphoto

-Spokane: Ron Reiring, CC BY 2.0, via Wikimedia Commons

-Tacoma: jc.winkler (Flickr)

-Seattle: Image by LukeErickson from Pixabay

-Portland: istockphoto

-Eugene: Don Hankins (Flickr)

-Roswell: istockphoto

-Reno: Renjishino, CC BY 3.0, via Wikimedia Commons

-Las Vegas: Image by young soo Park from Pixabay

-West Palm Beach: istockphoto

-Oakland: Excel23, CC BY-SA 3.0, via Wikimedia Commons

-San Francisco: Image by Raphael Stäger from Pixabay

-Fresno: istockphoto

-Bakersfield: Wikimedia

-Santa Bárbara: John Wiley User:Jw4nvc - Santa Barbara, California, CC BY 3.0, via Wikimedia Commons

-Los Ángeles: Wikipedia

-San Diego: fotos obtenidas de Wikimedia y Pixabay

-Springfield (Misuri): .The original uploader was Joelfun at English Wikipedia., FAL, via Wikimedia Commons

-Savannah: Samantha Chapnick(flickr)

-Rapid City: istockphoto

-Gary: Payton Chung (Flickr)

-Lago Superior: Festive Coquette(Flickr)

-Lago Hurón: USFWS Midwest Region (Flickr)

-Lago Míchigan: Daniel X. O'Neil (Flickr)

-Lago Winnipeg: Robert Linsdell (Flickr)

-Lago Erie: Richard Freeman (Flickr)

-Lago Ontario: Focused 001 (Flickr)

-Gran Lago Salado: Paul Inkenbrandt (Flickr)