Harrisburg, Pennsylvania, the state capital and the seat of Dauphin County. It is on the Susquehanna River in south-central Pennsylvania, 93 miles (150 km) west-northwest of downtown Philadelphia. Harrisburg is a railway, industrial, and wholesale trade center. Leading products are steel and steel products, machinery, and textiles. Chocolate is made at nearby Hershey.
On Capitol Hill is the state capitol with a 272-foot (83-m) dome and huge bronze doors. The marble grand staircase is modeled after one in the Grand Opera House, Paris. Exhibits in the circular William Penn Memorial Museum (the state museum) and the adjacent Archives Building range from William Penn's original charter to antique automobiles. Other landmarks include River Park, which extends for four miles (6.4 km) along the river, and John Harris Mansion, built in 1766.
John Harris, Jr., founded Harrisburg on a site settled by his father in 1710. It became the state capital in 1812 and was incorporated as a city in 1860.