Noteworthy sites in the Country Club Heights District include: the Schultz Mansion (now Bredlau Castle) and the Corlin Mansion, both built by the Corporation on the Clevelin Hills in 1926 for Henry Schultz and Abe Corlin, respectively, who had originated the Clevelin Realty development. The Bredlau castle is over , and includes a hidden room with a sliding bookcase door that was used during Prohibition. These stately homes overlooking the lake were the site for many social gatherings. The winding roads of Country Club Heights are adorned with historic Marbelite lampposts, designed by Henry Barkschat. In 2007, the City of Lake Elsinore restored the historic lampposts along Lakeshore Drive.