Where can I find a underwater camera? Getting ready to take a spring break trip to the Bahamas

When shopping for a camera, always go with a Canon.  A name you can trust!

The Canon PowerShot D10 is a great underwater camera and reasonably priced at $239.00
Features:
Waterproof, freezeproof and shockproof; it's tough enough to take what you dish out. Plus it's got all the high performance features you expect from a Canon digital camera. You've got 12.1-megapixel of resolution plus all of Canon's powerful, state-of-the-art imaging technologies so you can capture your epic experiences in breathtaking color and awesome detail.

The Olympus Stylus 550WP 10 MP is another option for just $98.
Features:
The waterproof, sporty Stylus-550WP is one camera you won't need to handle with care. It's built to survive whatever you can dish out - the pool, the game, or even the beach. If you are the type that is always on the go, this camera can keep up.

Panasonic Lumix TS1 $232
Features:
10 megapixels, 4.6x lens, equivalent to 28-128 mm, waterproof down to 3m, shockproof up to 1.5m, mega O.I.S. stabilizer, intelligent auto, scene detection, face detection, face recognition, AF tracking, intelligent exposure, video, Dolby Digital stereo sound, 2.7" and 230 000 points screen, lithium battery.