Neva land: a visual essay in praise of St Petersburg’s cherished river

Ever since Peter the Great built his namesake city on a boggy river delta, water has been St Petersburg's blessing and its curse. The Neva has since been corralled into elegant canals, but the river is still the lifeblood of the city, even when frozen. For The Calvert Journal, photographer Igor Simkin captures the mood of the icebound embankment