AVRE Bobbin, The purpose of this device mounted on a churchill chassis was to lay a canvas strip 3m wide over the beach in order to prevent heavy vehicles form sinkinginto soft sand

Bobbin

British soldiers surrender to German Fallschirmjaegern during the Battle of Crete

British soldiers surrendering

Sherman Crab, A mine clearing tank. this vehicle was equipped with a mine flail, a rotating cylinder to which weighted chains were attached that thrashed the ground , detonating any un exploded mines.  