Ekranoplan Casspian The Russian Tank-Ship-Plane. Not exactly a plane but still cool. It flies just over the water because of ground effect. So it can haul a heavy load very efficiently compared to getting it up to altitude. Or floating.
Flying Heritage Collection has arguably one of the best airworthy WWII fighters of the world today. Here a pair of examples, at the Luftwaffe Day, carried out every year in August: the Messerschmitt Bf and the Focke-Wulf Fw Paine Field, Everett WA