U.S. Route 30 (US 30) runs east–west across the southern part of Pennsylvania, passing through Pittsburgh and Philadelphia on its way from the West Virginia state line east to the Benjamin Franklin Bridge over the Delaware River into New Jersey. In Pennsylvania, US 30 runs along or near the transcontinental Lincoln Highway, an auto trail which ran from San Francisco, California, to New York City before the U.S. Routes were designated. However, the Lincoln Highway turned northeast at Philadelphia, using present US 1 and its former alignments to cross the Delaware River into Trenton, New Jersey. Points of interest along the route include the Gettysburg Battlefield, Dutch Wonderland, the Flight 93 National Memorial, Fort Ligonier, Westmoreland Mall, Jennerstown Speedway, Idlewild and Soak Zone, and Independence Mall at Independence National Historical Park. Route description West Virginia to Pittsburgh US 30 enters Pennsylvania from West Virginia in Beaver County, heading east along two-lane undivided Lincoln Highway. The road passes through rural areas and comes to an intersection with Pennsylvania Route 168 (PA 168) south of the borough of Hookstown, where it briefly becomes a divided highway. US 30 continues as an undivided road, turning northeast and then southeast before it comes to a junction with the western terminus of PA 151. The road heads southeast and crosses PA 18 in the community of Harshaville. The route passes through Raccoon Creek State Park, where it turns south and crosses Raccoon Creek. The road leaves the state park and curves to the southeast. US 30 enters Allegheny County and continues east along Lincoln Highway, reaching the community of Clinton. Here, the route turns to the southeast and comes to an interchange with the PA 576 toll road to the southwest of Pittsburgh International Airport, where the route briefly becomes a divided highway. The road continues southeast and reaches the community of Imperial, where it passes under the Montour Trail. US 30 heads into developed areas, crossing Steubenville Pike, and comes to a partial cloverleaf interchange with the US 22 freeway, where US 30 heads east for a concurrency with US 22 and PA 978 continues southeast. US 22/US 30 run east as a four-lane freeway through suburban areas, coming to a partial cloverleaf interchange with Oakdale Road that serves Hankey Farms. Farther east, the freeway has a westbound exit and eastbound entrance with McKee Road that provides access to the borough of Oakdale to