WEBHarvest Supper and Square Dance returns. Sep 30, 2024. WINDHAM — Windham’s Annual Harvest Supper and Square Dance returns for the first time since the COVID-19 shutdowns. The feast begins at 4 p.m., Saturday, Oct. 26, at the historic Windham Meeting House, 26 Harrington Road, Windham, on the corner of Windham Hill Road.