A Popular Destination for Experiencing an Optical Illusion in Your Vehicle
North Park is a 3,000-acre park located at the northern tip of Allegheny County off of route 19 and is the largest park in the county. The park offers a 65-acre lake with fishing and kayaking. It is also home to gravity hill which is a popular optical illusion. Drivers put their car in neutral and... Sign in to see full entry.