The longtime executive director and CEO of the Pennsylvania Trolley Museum will be retiring May 31, it was announced Monday.

Pennsylvania Military Museum, Railroad Museum of Pennsylvania, and the State Museum of Pennsylvania. To learn more about Pennsylvania Trails of History, click here.

PENNSYLVANIA, USA — In a lot of homes, train sets on display for the holidays have been packed up for the season. But in Williamsport, the world of model railroads is on display all year.