 Ruins of Fort Pavel I (Risbank), view from Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Fort Pavel I (Risbank) with Lomonosov in background, view from Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
 View of Kronstadt from Fort Constantine. Saint Petersburg, Russia, June 21, 2011
 View of a lighthouse from Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Powder bunker in Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Gun battery "Kane" (1897) in Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Stone stairs of Gril Platz in Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Fort Alexander (Chumnoy). Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
 View of Fort Rif from a rocky beach in West Kotlin Nature Reserve in Kronstadt. Saint Petersburg, Russia, September 2, 2018
 Fort Peter. Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
 Fort of Kronshlot in Gulf of Finland. Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
 Fort Menshikov (Menshikovskaya Batareya). Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
 Navigation sign north from Fort of Kronshlot. Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
 Lighthouse south-west from Fort Menshikov. Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
 Lighthouse of Fort of Kronshlot in Gulf of Finland. Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
 Doha Fort (Al Koot Fort) near Souq Waqif. Doha, Qatar, March 1, 2011
 Camels near Al Khoot Fort, view from Al Ashmakh Street. Doha, Qatar, April 23, 2011
 Group of camels near Al Khoot Fort, view from Al Ashmakh Street. Doha, Qatar, April 23, 2011
 Bronze plague at the base of Alexander Column on Dvortsovaya Square. Saint Petersburg, Russia, December 29, 2016
 Doha Fort (Al Koot Fort) near Souq Waqif (old market). Doha, Qatar, January 24, 2010
 Old cannon and Italyansky Prud (Italian Pond) with Menshikov Battery in background, view from Makarovskaya Street in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 View of Nauset Harbor from Fort Hill in Cape Cod. Eastham, Massachusetts, June 20, 2004
 Angel with some metalware on a bronze plague at the base of Alexander Column on Dvortsovaya Square. Saint Petersburg, Russia, December 29, 2016
 View of Gulf of Finland and a fort built by Peter the Great in Sestroretsk, 15 miles north-west from Sankt Petersburg. Russia, October 2, 2000
 Fragment of maritime cathedral in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Lamppost near maritime cathedral in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Area of Martynova Street in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Old warehouses on Obvodny Canal in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 A fort in Gulf of Finland near Solnechnoe and Sestroretsk. Near Saint Petersburg, Russia, August 1, 2001
 Reconstructed Zubara Fort on northwest coast. Qatar, February 11, 2011
 Vereshchagin Cottage (Dacha Vereshchagina) in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Lighthouse and military ships from Petrovsky Park in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 View of a monastery from Nikolskoe Cemetery of Alexander Nevsky Lavra. Saint Petersburg, Russia, May 25, 2011
 Gotleben Fort on horizon from a spit in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Fragment of a dome of Saint John of Kronshtadt maritime cathedral in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Gotleben Fort in Gulf of Finland from a spit in Tarkhovka Park, west from Saint Petersburg. Russia, August 2, 2024
 Gulf of Finland near Solnechnoye with Fort Totleben at horizon, 15 miles north-west from Saint Petersburg. Russia, September 8, 2007
 View of a farm from Al Thugab Fort, on northern coast. Qatar, December 12, 2015
 View of Wabash River from a trail to Fort Ouiatenon. Indiana, November 13, 1999
 Inside Fort Rodman, view from a hole in the wall. New Bedford, Massachusetts, April 18, 2004
 Palmer Island Light, view from a barrier of Fort Phoenix in Fairhaven. Massachusetts, May 4, 2004
 Fort Massachusetts on Ship Island at sunset, view from a boat. Mississippi, October 29, 2006
 Navigation sign of Lesnye Vorota Gate of Srednyaya Harbor from Petrovsky Park in Kronstadt. Saint Petersburg, Russia, June 21, 2011
 Fort Pike. New Orleans, Louisiana, June 19, 2005
 A yard inside Fort Rodman, view from a hole in the wall. New Bedford, Massachusetts, April 18, 2004
 Casemates of Fort Pike. New Orleans, Louisiana, June 19, 2005
 Zubara Fort at sunrise. Northern Qatar, June 20, 2015
 Zubara Fort in northern area (Shamal). Qatar, June 11, 2016
 A chamber in casemates of Fort Pike. New Orleans, Louisiana, June 19, 2005
 Zubara Fort in northern area (Shamal). Qatar, June 20, 2015
 Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Reconstructed Zubara Fort on northwest coast. Qatar, June 20, 2015
 View of a sewage plant on Wabash River from Heritage Trail between Lafayette and Fort Ouiatenon. Indiana, February 8, 1998.
 Yachts in Brenton Cove, view from Fort Adams State Park in Newport. Rhode Island, October 25, 2003
 Totem-like columns of volcanic tuff across Limpia Creek, view from Road 17. Fort Davis, Texas, December 29, 2007
 Farm Palace of Tsar Alexander II in Alexandria Park in Peterhof, west from Saint Petersburg. Russia, June 6, 2011
 Farm near Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Zubara Fort at sunrise. North-west coast, Qatar, June 20, 2015
 Courtyard of Al-Rekayat Fort in Umm Jasim area. Northern Qatar, June 6, 2015
 Palmer Island Light and fishing fleet in New Bedford, view from a barrier of Fort Phoenix in Fairhaven. Massachusetts, October 15, 2004
 Abandoned Museum of Alexander Popov (inventor of Russian radio) in Kronstadt. Saint Petersburg, Russia, July 24, 2012
 Stone remains near Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Stone ruins near Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Zubara Fort and a cannon at sunrise. North-west coast, Qatar, June 20, 2015
 Rectangular tower of Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Round tower of Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Remains of an old settlement near Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Rectangular shaped Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 A house in north part of Fort Hancock Historic District, view from Kearney Road. Sandy Hook, New Jersey, March 11, 2007
 Remains of stone walls near Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Stone mosque at the entrance of Al-Rekayat Fort in Umm Jasim area. Northern Qatar, June 6, 2015
 Columnar jointed palisade appearance of vertical lava flows along Limpia Canyon, view from Road 17. Fort Davis, Texas, December 29, 2007
 Corner tower with stone stairs of Al-Rekayat Fort in Umm Jasim area. Northern Qatar, June 6, 2015
 View of trees cut by beavers and industrial buildings on the opposite side of Wabash River from Heritage Trail to Fort Ouiatenon. Near West Lafayette, Indiana, February 8, 1998.
 Dutch Island Lighthouse and West passage of Narragansett Bay, view from Fort Getty State Park. Jamestown, Rhode Island, March 13, 2004.
 Dutch Island Lighthouse and West passage of Narragansett Bay, view from Fort Getty State Park. Jamestown, Rhode Island, March 19, 2004
 Black rhesus macaque monkey chained at the entrance of a farm near Al Thugab Fort. North-west coast, Qatar, June 20, 2015
 Dutch Island Lighthouse and West passage of Narragansett Bay, view from Fort Getty State Park at morning. Jamestown, Rhode Island, October 4, 2004
 Stone stairs of Fort No. 1 (Stronghold Liter B) near Vyborg. Russia, July 20, 2024
 Stone wall of Fort No. 1 (Stronghold Liter B) near Vyborg. Russia, July 20, 2024
 Undeground shelter in Fort No. 1 (Stronghold Liter B) near Vyborg. Russia, July 20, 2024
 Rose Island and Newport Bridge, view from Fort Adams State Park. Newport, Rhode Island, October 4, 2004
 Rose Island and Newport Bridge in fog, view from Fort Adams State Park. Newport, Rhode Island, January 22, 2005.
 Rose Island and Newport Bridge, view from Fort Adams State Park. Newport, Rhode Island, December 18, 2004
 Narragansett Bay, Rose Island and Newport Bridge, view from Fort Adams State Park. Newport, Rhode Island, May 29, 2004
 Stone steps of grand stairs of Fort No. 1 (Stronghold Liter B) near Vyborg. Russia, July 20, 2024
 View from Petrovskaya Street in Kronstadt. Saint Petersburg, Russia, July 24, 2012
 Crumbling brick walls of Fort Pike on Road 90, Saint Tammany Parish. Louisiana, July 4, 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
 Marine theme 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
 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
 View of Gorokhovaya(?) Street and Admiralty from Fontanka River. Saint Petersburg, Russia, June 27, 2011
 Naval Cathedral of Saint Nicholas, view from south. Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
 Passenger Harbour, view from Leningrad Pier in Kronstadt. Saint Petersburg, Russia, July 19, 2004
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