ALL = Headquarters, Ford Center, Library/Archives, K Street, Museum of Nebraska History, Museum Sites, and NSHS Staff at the Lincoln Childrne's Museum Holiday Date Closed New Year's January 1 ALL Martin Luther King, Jr. Day January 21 ALL Presidents' Day February 18 ALL Arbor Day April 25 HQ, FC, L/A, KS, Staff @LCM, Museum Sites Museum of Neb. History WILL BE OPEN Memorial Day May 26 HQ, FC, L/A, KS, Staff @LCM, Museum of Neb. History, Museum Sites Chimney Rock WILL BE OPEN Independence Day July 4 HQ, FC, L/A, KS, Staff @LCM, Museum of Neb. History Ft. Robinson, Chimney Rock, and Neligh Mill WILL BE OPEN Labor Day September 1 HQ, FC, L/A, KS, Staff @LCM, Museum of Neb. History Ft. Robinson, Chimney Rock, and Neligh Mill WILL BE OPEN Columbus Day October 13 ALL Veterans Day November 11 ALL Thanksgiving November 27-28 ALL Christmas December 25 ALL NSHS offices at the Lincoln Children's Museums and K Street in Lincoln and the Gerald R. Ford Conservation Center in Omaha will be closed all state holidays.