MILFORD, PA. - The Grey Towers National Historic Site in Milford, Pa., will offer a fun, fee-free day from 11 a.m.- 4 p.m. on Sept. 30.Events include an open house in the historic mansion, as well as music, a magic show, self-guided trail walks and more. An ice cream social will be held from 2-4 p.m.In lieu of a fee, visitors are asked to bring a non-perishable food item for donation to a local food pantry.Sponsored by the US Forest Service, with support [...]