Windsurfing legend Robby Naish has listed his huge Hawaii compound for $18 million. The 73-acre property sits on the north shore of Maui and spans a half mile of coastline, according to the Los Angeles Times. The main 6,000-square-foot house sits at the end of a palm tree–lined drive. The house, finished with koa wood accents, is modern and has a large open living room that opens to the pool out back. The five-bedroom, 4.5-bathroom