Property owners must consent to their designation. The existing house on Monterey Road is listed for sale at $10.25 million, according to the Palm Beach Board of Reators Multiple Listing Service.

Liner had one other desire for the house at 726 Hi Mount Road, she told the Palm Beach Daily News in a brief statement. “We wanted the house to look like it was always there,” she said.

Robert E. Truskowski’s landscaping surrounds the Italian-inspired, 21,345-square-foot mansion that belonged to the late Ed Snider, who owned the Philadelphia Flyers.