Part of the previously submerged, severely damaged right side of the Costa Concordia cruise ship is seen in an upright position last week after it was righted by salvage crews in Isola del Giglio, Italy. Marco Secchi/Getty Images hide caption

itoggle caption Marco Secchi/Getty Images

The cruise ship Carnival Triumph, seen here as it arrived in Mobile, Ala., in February, has now disembarked for the Bahamas. The powerless ship was towed to port with 3,143 passengers aboard in February. Dave Martin/AP hide caption

itoggle caption Dave Martin/AP

After finally getting off the Carnival cruise ship Triumph, this passenger waited for a ride early Friday in Mobile, Ala. Mark Wallheiser /EPA /LANDOV hide caption

itoggle caption Mark Wallheiser /EPA /LANDOV

Makeshift tents are seen on the deck of the Carnival cruise ship Triumph, in a photo taken Sunday, the first day it spent without engine power. The image was provided by Kalin Hill of Houston. Kalin Hill/AP hide caption

itoggle caption Kalin Hill/AP

The Triumph cruise ship, set adrift in the Gulf of Mexico after an engine room fire Sunday, is being towed to Mobile, Alabama. The Carnival cruise ship line has cancelled the ship's next 14 voyages. U.S. Coast Guard hide caption

itoggle caption U.S. Coast Guard

Two tugs tow and steer the Carnival Triumph cruise ship in the Gulf of Mexico Tuesday. The ship is headed to Mobile, Ala., after an engine room fire on Sunday. Ensign Chris Shivock/U.S. Coast Guard hide caption

itoggle caption Ensign Chris Shivock/U.S. Coast Guard

In a photo from 1999, the Carnival Cruise line Carnival Triumph, foreground, arrives in Miami. Measuring 893 feet in length, the ship has been adrift in the Gulf of Mexico for more than 24 hours, after a fire hit its engines. Andy Newman/AP hide caption

itoggle caption Andy Newman/AP