Where did the Hershey Company's founder build a historical landmark?
Derry Session House and Enclosure: Derry Session House and Enclosure is a historic site located on the grounds of Derry Presbyterian Church at Derry Township, Dauphin County, Pennsylvania. Milton S. Hershey:  He founded the Hershey Chocolate Company and the "company town" of Hershey, Pennsylvania, eventually becoming a great success.
Derry Township, Dauphin County, Pennsylvania