For more information I can recommend the following web-site:
A ubiquitous 40mm Bofors a top of a bunker (see below):
A much bigger ordnance piece that I think would even trouble a cruiser (see below, I do admire the post WWII brickwork for health an safety reasons no doubt):
Methinks this is a Pak 40 waiting for Allied armour to come ashore on this stretch of beach (see below, I don't think much has changed in this viewpoint in seventy five years):
Another one of that "Big Beastie" of a gun (see below - a deluxe Airfix Coastal Defence Fortress(See below, I can almost visualise commandos scaling down the walls to place a hollow charge) :
Back to some more traditional hobby models and games next!
Back to some models now!