When: Mondays-Thursdays, 9 a.m.-4 p.m., Fridays, 9 a.m.-8 p.m., Saturdays, 11 a.m.-4 p.m. and Sundays, 11 a.m.-4 p.m. Continues through June 26 2016
Free admission for active duty military and up to 5 family members. At all 4 Tucson Museums: Arizona History Museum, Fort Lowell Museum, Downtown History Museum, Sosa Carrillo Fremont House.