Renaissance painting unseen for 70 years identified as rare £5m Altdorfer

An extraordinary Renaissance masterpiece by Albrecht Altdorfer, estimated at £3 million to £5 million, is set for auction. Having been part of a private Swiss collection since 1957, this painting promises to be a rare find. Prior to the auction, it will grace exhibits in both New York and London, showcasing Altdorfer's revolutionary landscapes that brilliantly emphasize nature's significance in…