 While the reproduction of the Amityville Houses famous exterior was  constructed in Silver Lake, Wisconsin, many of the interiors were  built on a temporary sound stage in an empty building located in a  corporate park in Buffalo Grove, Illinois. The production company  took out building permits in the village of Silver Lake, Wisconsin  (in Kenosha County) and spent about $60,000 to adapt the historic  Rustman House summer estate on the south shore of Silver Lake at  Kenosha County Highways F and SA for its cinematic debut. (The  Rustman fortune was earned in the Jefferson Ice company of Chicago  in the harvesting and storage of ice from the wintertime lakes of  Kenosha County and elsewhere, and shipping it to hotels for  summertime usage and cooling before the advent of refrigeration.)  The Rustman Estate consists of the "big" house. a smaller guest  cottage, several farm buildings, two workers cottages, a boathouse,  a one