1-5 p.m. Also open Memorial Day, Independence Day, and Labor Day. Groups by reservation. Free except for special events. 20 Livingston Ave., Tappan. Circa 1700 house served as Washington s HQ during a visit at the time of the espionage trial of British Maj.
Museum contains paintings, Washington memorabilia, artifacts from a recent archaeological dig.
Pre Revolutionary War building served as HQ of Gen. Israel Putnam. Washington stayed here during the last phase of the Battle of White Plains in 1776. Contains Colonial artifacts, table and chairs used by Washington. Call for schedule, group tours.