Mark Wallheiser/EPA

A cruise ship docked in Mobile, Ala., on Thursday after losing power Sunday.

Martha Ackley/AP

Passengers realized the ATMs had power, so they unplugged the machines and daisy-chained power strips to charge mobile devices while they were stuck at sea.

John David Mercer/AP

Lower floors of the ship overflowed with sewage, forcing passengers to the deck.

Lyle Ratliff/Reuters

An engine room fire left the ship adrift in the Gulf of Mexico for four days.

G M Andrews/AP

James Enmon hugged his aunt Kristi Conn, both of Orange, Texas, after getting off the ship.

John David Mercer/AP

A passenger displayed a message as he rode a bus from the cruise terminal.

John David Mercer/AP

One of the travel options for passengers included taking a bus to New Orleans to stay at a hotel before taking a charter flight home.

John David Mercer/AP

Carnival Cruise Lines CEO Gerry Cahill (left) apologized to guests.