Ozerki lineThe Ozerki line was the first line constructed by the Primorskaya Railway in Saint Petersburg, Russia. It was opened on July 23, 1893, and closed in 1929.Route Primorsky, 0 km Skachki, 2.0 km Kolomuagi 3.0 km Grafskiy Pavilion 5.0 km Ozyornaya, 6.2 km