 Cast iron fence on Petrovskaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Cast iron fence of Alexander Garden. Saint Petersburg, Russia, July 25, 2005
 Petrovskaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Petrovskaya Street paved by iron. Kronstadt, part of Saint Petersburg, Russia, August 28, 2013
 Engineering School of Baltic Fleet at Petrovskaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Fragment of heart-shaped window of Engineering School of Baltic Fleet at Petrovskaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Petrovskaya Street in Kronstadt. Saint Petersburg, Russia, October 29, 2016
 View from Petrovskaya Street in Kronstadt. Saint Petersburg, Russia, July 24, 2012
 Iron knob with lichens of a cast iron fence of a tomb both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Iron stand with lichens of a cast iron tomb fence both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Petrovskaya Street in snow. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
 Mine School of Baltic Fleet at 31 Komsomola Street, view from Petrovskaya Street in Kronstadt. Saint Petersburg, Russia, July 24, 2012
 Iron cedar tree with lichens of a cast iron tomb fence both in natural light and under 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Maritime plant on Petrovskaya Street. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
 Iron decoration with lichens of a cast iron tomb fence when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Gates of a Soviet maritime factory on Petrovskaya Street in Kronstadt. Saint Petersburg, Russia, July 24, 2012
 Gutter (rainwater) pipe at Petrovskaya Street. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
 Mine School of Baltic Fleet on Petrovskaya Street. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
 Mine School of Baltic Fleet on Petrovskaya Street. Kronstadt, a suburb of Saint Petersburg, Russia, July 4, 2010
 Window of Mine School of Baltic Fleet on Petrovskaya Street. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
 Buildings of Mine School of Baltic Fleet on Petrovskaya Street. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
 Cast iron fence of a tomb in Odd Fellow Cemetery. Anderson, Texas, December 31, 2009
 Various green and grey lichens on a massive cast iron fence in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Lebedeva Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Old house at 5 Kommunisticheskaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Military ships in Petrovskaya Harbor. Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
 Fluorescent lichens on a cast iron fence of a tomb when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Road paved by iron circles in Kronstadt. Saint Petersburg, Russia, August 1, 2016
 Renovating a house at 5 Kommunisticheskaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Graffiti in old warehouse at Internatsionalnaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Cypress branch with lichens of a cast iron fence of a tomb when exposed to regular daylight as well as when illuminated by a 365 nm ultraviolet (UV-A) blacklight in Odd Fellow Cemetery. Anderson, Texas, November 9, 2024
 Pink graffiti in old warehouse at Internatsionalnaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Bricked entrance of a house at 8k1 Krasnaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Petrovsky Dock from a backyard of a house at 5 Kommunisticheskaya Street in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Letny Garden in Kronstadt. Saint Petersburg, Russia, October 29, 2016
 Yellow leaves in Letny Garden in Kronstadt. Saint Petersburg, Russia, October 29, 2016
 Cast Iron (Chugunny) Bridge in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, December 31, 2015
 Mardi Gras beads on an iron fence at Deslonde(?) Street in Lower Ninth Ward in fog at morning. New Orleans, Louisiana, January 30, 2006
 Cast iron balconies in French Quarter in Chartres(?) Street. New Orleans, Louisiana, April 24, 2005.
 Grainy shadow-crust lichen (Hyperphyscia adglutinata) (olive), bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) (golden) and other lichens on a massive cast iron fence in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 Iron cast bridge of Kuzminka River and Friendship Temple in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, May 10, 2017
 Friendship Temple and a cast iron bridge of Slavyanka River in Pavlovsk Park. Pavlovsk, a suburb of Saint Petersburg, Russia, June 21, 2017
 Makeshift fence of Military Commandment from a beach. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
 Iron fence of Liteyny Bridge. Saint Petersburg, Russia, June 10, 2011
 Decorated cast iron door at Umm Wishad Street in Musheirib (Msheireb) area. Doha, Qatar, August 14, 2015
 Cast-iron tomb of Leeds family in Cypress Grove Cemetery. New Orleans, Louisiana, January 11, 2007
 Grainy shadow-crust lichen (Hyperphyscia adglutinata) (olive), bare-bottomed sunburst lichen (Xanthomendoza weberi, Gallowayella weberi) (golden) and some greenish grey lichen on a massive cast iron fence in Odd Fellow Cemetery. Anderson, Texas, December 31, 2018
 A ship in Gulf of Finland near Petrovskaya Pier in Kronstadt, Russia, August 3, 2001
 Iron sculpture of three women in Upper Garden. Oranienbaum (Lomonosov), a suburb of Saint Petersburg, Russia, May 11, 2016
 Slavianka River and large leaves of butterbur from a cast iron bridge near Friendship Temple in Pavlovsk Park. Pavlovsk, suburb of Saint Petersburg, Russia, July 31, 2024
 Monument of F. F. Bellinsgauzen on Sovetskaya Street in Kronstadt. Saint Petersburg, Russia, October 29, 2016
 Public library on Sovetskaya Street in Kronstadt. Saint Petersburg, Russia, August 1, 2016
 Iron door of Naval Cathedral of Saint Nicholas. Kronstadt, part of Saint Petersburg, Russia, August 28, 2013
 Iron paved road on Yakornaya Square in Kronstadt, part of Saint Petersburg. Russia, August 28, 2013
 Decoration of iron fence in Necropolis of Alexander Nevsky Lavra (Lazarevskoe Cemetery). Saint Petersburg, Russia, May 29, 2014
 Interior of Naval Cathedral of Saint Nicholas in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Interior of a blue dome of Naval Cathedral of Saint Nicholas in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 St. George ribbons on a gate of Naval Cathedral of Saint Nicholas in Kronstadt. Saint Petersburg, Russia, January 3, 2016
 Antituberculous hospital (former Admiral M. P. Lazarev House) at 30 Proletarskaya Street in Kronstadt. Saint Petersburg, Russia, October 29, 2016
 Gate of antituberculous hospital (former Admiral M. P. Lazarev House) at 30 Proletarskaya Street in Kronstadt. Saint Petersburg, Russia, October 29, 2016
 Courtyard of antituberculous hospital (former Admiral M. P. Lazarev House) at 30 Proletarskaya Street in Kronstadt. Saint Petersburg, Russia, October 29, 2016
 A large tree enveloping an iron tomb fence in Smolenskoe Lutheran Cemetery on Dekabristov Island. Saint Petersburg, Russia, August 12, 2024
 A corner of Fourth and Prytania streets, with an iron fence of Colonel Short s Villa in Garden District. New Orleans, Louisiana, June 14, 2006
 Iron fence in Greenwood Cemetery. New Orleans, Louisiana, January 9, 2007
 Tall tombs on Petrovskaya Lane in Smolenskoe Cemetery of Vasilievsliy Island. Saint Petersburg, Russia, October 27, 2016
 A mysterious iron fence on Madison Street in French Quarter. New Orleans, Louisiana, May 28, 2006
 Rosette lichen (Physcia) on an iron fence in Boonville Cemetery. Bryan, Texas, January 27, 2019
 Small rosette of Pyxine lichen on an iron fence in Boonville Cemetery. Bryan, Texas, January 27, 2019
 A central street Sovetsky Prospekt in Kronstadt, a corner of 14 - 15 Komsomola Street. Saint Petersburg, Russia, July 19, 2004
 Sign of Stewart Iron Works Cincinnati, Ohio on a tomb fence in Boonville Cemetery. Bryan, Texas, January 5, 2011
 Cast iron balconies in French Quarter. New Orleans, Louisiana, April 24, 2005.
 Iron cast balconies in French Quarter. New Orleans, Louisiana, April 24, 2005.
 Bottle gourd (calabash, Lagenaria siceraria) on a fence on Al Abeer Street in Al Luqta area. Doha, Qatar, January 14, 2016
 Cast iron circular staircase in Old State Capitol. Baton Rouge, Louisiana, September 30, 2006
 Cast iron spiral staircase in Old State Capitol. Baton Rouge, Louisiana, September 30, 2006
 A spiral cast iron staircase in Old State Capitol. Baton Rouge, Louisiana, September 30, 2006
 Prayer hall of Naval Cathedral of Saint Nicholas in Kronstadt in Kronstadt. Saint Petersburg, Russia, September 8, 2017
 Blue dome of Naval Cathedral of Saint Nicholas in Kronstadt in Kronstadt. Saint Petersburg, Russia, September 8, 2017
 Stone mosaic on the floor of Naval Cathedral of Saint Nicholas in Kronstadt in Kronstadt. Saint Petersburg, Russia, September 8, 2017
 Stone mosaic with fishes of Naval Cathedral of Saint Nicholas in Kronstadt in Kronstadt. Saint Petersburg, Russia, September 8, 2017
 Marine theme on the floor of Naval Cathedral of Saint Nicholas in Kronstadt in Kronstadt. Saint Petersburg, Russia, September 8, 2017
 Vaults of Naval Cathedral of Saint Nicholas in Kronstadt in Kronstadt. Saint Petersburg, Russia, September 8, 2017
 Chandelier of Naval Cathedral of Saint Nicholas in Kronstadt in Kronstadt. Saint Petersburg, Russia, September 8, 2017
 Altar of Naval Cathedral of Saint Nicholas in Kronstadt in Kronstadt. Saint Petersburg, Russia, September 8, 2017
 Cast-iron tomb of Leeds family in Cypress Grove Cemetery. New Orleans, Louisiana, October 21, 2006
 Alley of Letny Sad (Summer Garden) at evening. Saint Petersburg, Russia, January 2, 2016
 Pergola of Letny Sad (Summer Garden) at evening. Saint Petersburg, Russia, January 2, 2016
 Trees of Letny Sad (Summer Garden) at evening. Saint Petersburg, Russia, January 2, 2016
 Cast iron staircase and stained glass dome in Old State Capitol. Baton Rouge, Louisiana, September 30, 2006
 Steps and a landing of a cast iron spiral staircase in Old State Capitol. Baton Rouge, Louisiana, September 30, 2006
 Double fence around a mansion at 11 Morskaya Street in Komarovo, near Saint Petersburg. Russia, May 17, 2021
 Area of Martynova Street in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Shops at 8 Red Street. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
 Animal Yard in Letny Sad (Summer Garden) at evening. Saint Petersburg, Russia, January 2, 2016
 Letny Sad (Summer Garden) at evening, view to the south. Saint Petersburg, Russia, January 2, 2016
 Letny Sad (Summer Garden) at evening, view to the north. Saint Petersburg, Russia, January 2, 2016
 Embossment on a fence of Kseshinskaya Mansion. Saint Petersburg, Russia, August 16, 2016
 Komsomola Street in snow. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
 Old house at 5 Kommunisticheskaya Street. Kronstadt (part of Saint Petersburg), Russia, February 11, 2013
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