Soldiers and machines retreating, and probably foming a rearguuard, during Operation Bagration. The soldiers on the picture are almost certainly from the recon battalion (the motorcycles...). 

The Grossdeutschland Division was THE most elite unit of the german armed forces. Otherwise it got the nickname, "The Fire Brigade", because it always "saved the day".
(Bundesarchiv Bild 183-J27512)

GD Division retreating (Bagration)

German forces on march at the road cross to Lundebygda in Sør-Aurdal, Norway. To the right Otto Lanzinger and Enno Eimers, two of the german photographers which is the likely source for most images of german origins at Bagn Bygdesamlings collection of WWII images.

Picture taken 1940-04-18 or the next few days.
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Evillittlekenny


Road cross to Lundebygda

German engineers trying to stop the fast advancing russian army using some of the last wheel-bombs left