He made his way to Florida by 1918, hoping that the warm climate would improve his health. The first building he designed was the Everglades Club, which was built in 1919 and still stands today as an exclusive social club. It was actually intended to be a hospital for WWI soldiers but the war ended not long after construction began. During the first half of the 1920s, Mizner designed almost 40 large villas for wealthy clients. By 1925 the Florida land boom ended, dashing Mizner's dream of building a resort city.