Real Military Videos has just recently showcased In WWII outnumbered Allied tank battalions had to devise clever means of concealment and camouflage. To disguise themselves, they would “become” part of the landscape. In Africa they made use of the natural resources around them to create special dyes and created “dummy” tanks. The video shows how they were able to use sediments from river beds to make paints in order to blend in to their environment.
So how do you hide a tank in plain sight? Surround it with a number of fake tanks.