Lehigh Valley Thruway (US 22 from PA 378 to PA 145) westbound

The Lehigh Valley Thruway connects the Lehigh Valley cities of Allentown, Bethlehem, and Easton with other major highways in eastern Pennsylvania. The route was the original routing of I-78 through the Lehigh Valley prior to its rerouting to the south.

Highlights: Lehigh Valley International Airport, Lehigh River Bridge