Dutch New York: The Roots of Hudson Valley Culture at the Hudson River Museum, 511 Warburton Avenue, Yonkers. The year 2009 marks the 400th anniversary of Henry Hudson’s voyage up the Hudson River. This major exhibition and its accompanying publication explores New York’s Dutch roots and the differing ways Dutch-influenced culture has been interpreted throughout New York’s long history. 914-963-4550 www.hrm.org