A rendering shows what the Titanic II will look like cruising at sea. Australian billionaire Clive Palmer says his plans to launch a copy of the Titanic and sail her across the Atlantic would be a tribute to those who built and backed the original. (Blue Star Line via Associated Press)

A rendering shows what the Titanic II will look like cruising at sea. Australian billionaire Clive Palmer says his plans to launch a copy of the Titanic and sail her across the Atlantic would be a tribute to those who built and backed the original. (Blue Star Line via Associated Press)