Fort Alexander (Chumnoy). Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
View of Kronstadt from Fort Constantine. Saint Petersburg, Russia, June 21, 2011
Stone stairs of Gril Platz in Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
View of a lighthouse from Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
View of Fort Alexander (Plague) from Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
Ruins of Fort Pavel I (Risbank), view from Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
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
Fort Pavel I (Risbank) with Lomonosov in background, view from Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
Lighthouse of Fort of Kronshlot in Gulf of Finland. Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
Gun battery "Kane" (1897) in Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
Lighthouse south-west from Fort Menshikov. Kronstadt (part of Saint Petersburg), Russia, July 11, 2009
Powder bunker in Fort Constantine, Kronstadt. Saint Petersburg, Russia, June 21, 2011
View of Fort Rif from a rocky beach in West Kotlin Nature Reserve in Kronstadt. Saint Petersburg, Russia, September 2, 2018
