Complex sentence: Roebling's Delaware Aqueduct is the oldest existing wire suspension bridge in the United States; it runs 535 feet (175 m) from Minisink Ford, New York to Lackawaxen, Pennsylvania.
Split into simpler sentences: Roebling's Delaware Aqueduct is the oldest existing wire suspension bridge in the United States. It runs 535 feet (175 meters) from Minisink Ford, New York to Lackawaxen, Pennsylvania.