On Wednesday, May 22 at 11 a.m., the San Bernardino County Museum will host a grand reopening celebration at the Agua Mansa Pioneer Cemetery to showcase highly anticipated improvements, including drive repairs, landscaping and beautification, entrance monument, interpretive signage, gate replacement, and select headstone and gravestone conservation, as well as its official designation by the National Park Service (NPS) as a certified partner on the Old Spanish Trail.