An M4A3 (76) Sherman tank is given a ride across the Rhine river in an LCM; this seems like an insecure way to get a tank across, but maybe it wasn't fully loaded. 
The landing craft mechanized (LCM) also landing craft mechanical is a landing craft designed for carrying vehicles. They came to prominence during the Second World War when they were used to land troops or tanks during Allied amphibious assaults. 

Ferry across the Rhine

A M3A3 Sherman Tank of the 771st Tank Battalion, US 84th Infantry Division, rolling through the rubble of Linnich, 24th February, 1945

M3A3 Sherman

Trucks of the Red Ball Express pause on the roadside. On the opposite side is a disabled truck in the ditch.
The Red Ball Express was a famed truck convoy system that supplied Allied forces moving quickly through Europe after breaking out from the D-Day beaches in Normandy in 1944.