Tony Garro of the Southampton Trails Preservation Society will lead a tour of the Beebe Windmill off Ocean Road on Saturday from 11 a.m. to 1 p.m.
Also on Saturday, the Bridgehampton Museum’s Corwith House on Main Street will be open from 10 to 2 to show off its summer exhibition, “Building a History: The Preservation of the Nathaniel Rogers House,” which chronicles the various owners of the 19th-century Greek Revival mansion on the corner of Ocean Road and Montauk Highway.