Railway gun
Soviet era 305mm MK-3-12 guns are on show at the Krasnaya Gorka fort near Lomonosov, Russia, and the Museum of Railway Technology, Saint Petersburg. Soviet ТМ-1-180 180mm guns may be seen at Krasnaya Gorka fort,  the Museum of the Great Patriotic War, Moscow and at Sevastopol Railway Station in the Ukraine.