The SS United States has completed its voyage from Philadelphia to Mobile, Alabama, where it will be prepped to become part of the world's largest artificial reef.

Okaloosa County commissioners voted in October to buy the SS United States for $10 million and use it as an artificial reef. It’s estimated that the economic benefit will be $3 million a

The SS United States, the former luxury ocean liner that was parked in South Philadelphia for almost 30 years, has reached Mobile, Ala., faster than expected and in one piece, proving the skeptics wrong.