Woolverstone Hall is a Grade I listed building
http://www.britishlistedbuildings.co.uk/england/suffolk/woolverstone
Woolverstone from Google Earth
http://maps.google.co.uk/maps?q=felixstowe&hl=en&ll=52.006178,1.210985&spn=0.022666,0.0842&gl=uk&t=h&vpsrc=6&z=14
Cat House at Woolverstone Marina where in the smuggling days of yore if the cat was put in the window then the coast was clear for the smugglers to bring their contraband ashore where there were no customs officers about