The Royal Caribbean cruise ship Independence of the Seas, docked in Cozumel, Mexico.
The cruise ship Celebrity Century sails into Ketchikan, Alaska.
The wreck of the SS Selma—a 425-foot-long experimental concrete ship built in 1919 and sunk in 1922—rises from the waters of Texas’ Galveston Bay.
A boat motors through the waters of Washington’s Puget Sound near Seattle.
The side of the cruise ship Carnival Freedom as it departs Galveston, Texas.
The cruise ship Carnival Fantasy, docked at Puerta Maya, Cozumel, Mexico.
A roll-on/roll-off ship sails underneath the Golden Gate Bridge as it enters San Francisco Bay.