sinopskaya embankment the neva river with smolny convent in saint peteresburg, russia

autocephalous bolsheokhtinsky bridge building capital christian church city cityscape complex convent cultural dome east eastern embankment federal great historical industrial manufactory neva nevskaya okhta okhtinsky onion orthodox partnership peter peterburg petersburg region resurrection river russia russian saint sankt sinopskaya slavic smolny the thread voskresensky