I know for many of you it may be along haul , so why not make it a vacation off the top of my head
Hershey PA 30 min away
Amusement park
Chocolate Factory
Antique Car Museum
Nice Camp Ground
Gettysburg PA 20 Min away
many scenic Battelfields Sometimes with reenactments of Civil War / War between the States
Indian Echo Cave between Carlisle and Hershey
Harrisburgh PA 20 Min
The PA state Capital