If you have young kids, a visit to Dutch Wonderland should be on your list of things to do in Pennsylvania ... on your postal stamp that Ben Franklin used when he was postmaster.

Bus: Bus nos. 2, 7, 32, 33, 38 and 48 all travel to or near The Franklin Institute. The museum is open every day from 9:30 a.m. to 5 p.m. General admission costs $25 for adults and $21 for ...