 The peninsula has minor airports with few commercial carriers, as it is overshadowed by proximate major airports in Baltimore and Philadelphia.Its airports include Wilmington Airport southwest of Wilmington, Delaware, Salisbury Regional Airport to the southeast of Salisbury, Maryland, and Dover Air Force Base to the southeast of Dover, Delaware.Major north-south highways include U.S. 9, U.S. 13, U.S. 50 and U.S. 301.