The appalling conditions ruling on the Russian front following the thaw when the winter snows melted and resulted in widespread floods on May 23, 1942. German soldiers wade through icy water which is knee deep, somewhere in Russia.

Knee deep mud

German mountain troops crossing a Greek river, 1941.

Greek river crossing

Three weary German soldiers, two are wounded the one in the middle appears to have a leg wound and the other on the right only slightly wounded, returning to the rear, Vitebsk, Soviet Union, May 1944.
(Bundesarchiv Bild 101I-279-0917-11)