Simple, free, and almost effortless solution:
Go to Best Buy or other large chain. Buy 4/8/16 gigs worth of extra memory for your camera.
When you get back from your cruise, download your images and return the extra memory back to Best Buy.
Space
Go to Best Buy or other large chain. Buy 4/8/16 gigs worth of extra memory for your camera.
When you get back from your cruise, download your images and return the extra memory back to Best Buy.
Space