Sailors aboard HMS Eskimo (F75) are hoisting a depth charge, complete with detachable arbre, into position on a Mark II depth charge thrower. The ship is in harbor (possibly Hvalfjord) following a U-Boat hunt in the Atlantic, 1942.
taken from fb/Warfare History

Depth  charge

A Self Propelled 17 pounder, Valentine, Mk I,  Archer anti-tank gun in one of the flooded streets of the town of Kranenburg, Germany, near the Dutch border; 11 February, 1945.
  This vehicle was unusual in that its gun faced the rear of the chassis instead of the front.

Anti-tank gun in water

A Sherman tank (British), passes British infantry of 43rd (Wessex) Division during the advance on the town of Goch; 17 February 1945.
Goch is a town in the district of Kleve, in North Rhine-Westphalia, Germany. It is situated close to the border with the Netherlands, approx. 12 km (7 mi) south of Kleve.