Travelers are voting Independence Hall, Benjamin Franklin Bridge and Walt Whitman Bridge as the best of 87 key buildings in Philadelphia. There are 84 key buildings in New Hope a city just 30 km from Philadelphia and 10 key buildings in Christiana which is 32 km distant. The most popular of these are Independence Hall in New Hope and Delaware Memorial Bridge in Christiana. You can find 205 key buildings in Pennsylvania and 2813 key buildings in the country of United States. Our members favorite in Pennsylvania is Benjamin Franklin Bridge and Independence Hall is the top pick in United States. Want more? Check out our map of key buildings in Philadelphia.