Geo-Physical Testing at the Douw 1 Site, Papscane Island, NY. With Susan Winchell-Sweeney & Kristin O’Connell. Discover the archaeological remains of a house constructed by Volkert P. Douw, a prominent politician during the mid- to late- 1700s. 1 p.m. via www.facebook.com/nysmuseum and 5 p.m. on www.youtube.com/nysmuseum