I built these a while back-
DESERT FORT (I prefer that name to 'African House')
It came with no figures so I bought some Brit desert infantry separately-
I found a desert landscape pic on the net and printed it out and stuck it to card-
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Waffen-SS "Nordland" Pak 40 AT gun at Battle of Narva.
I photographed the box art then ran it through my PC to cut and print the background and glued it to an L-shaped piece of card which slides under the base.The muzzle blast is a printed-out CMBB blast screenshot-