The Nikon D200 is a compact, durable camera with all the features and high resolution of a larger, professional camera. The price is quite lower, however, seeing as how you can find this particular camera for $599 on Best Buy's website http://nikonrumors.com/2009/04/26/nikon-d200-is-back-in-best-buy-for-599-us.aspx/ And also a very detailed review at http://www.cleanimages.com/Review-NikonD200.asp
A Nikon digital camera at Best Buy can cost around $800, however you could probably find a better deal through places like eBay or Craigslist.
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You might have a slight chance to get the "body only" of the Nikon D200 for that price on ebay.com. It would all depend on if the auction bidding goes in your favor. Since the D200 is the "older" model now, you might look for local ads or craigslist.com for a used one someone is willing to sell cheap.
Nikon makes a green digital camera, the Nikon Coolpix S1100pj. It should cost around $240 and is available at Best Buy, Wal-mart or other local retailers.
A Nikon 80 400 is a camera that can be purchased from stores such as Best Buy or Radioshack. The camera can also be purchased from the official Nikon website, Amazon, or eBay.
Nikon has it own website which will have all the camera's for a cheaper option you can try Walmart , amazon, or even eBay. Nikon camera's are very reliable and great quality .
Nikon or Canon
Nikon is a very reputable camera brand. Many photography shops and online retailers sell many different Nikon camera models, including the Nikon D80 camera.
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You can rent a Nikon DSLR camera off of the Nikon website, or looking at your local camera-selling stores. They sometimes allow you to rent it for a short period of time, but it is much easier to buy one.
Nikon SLR at different places, especially professionals at your local camera shop. Trained and experienced staff will give you advice on the Nikon SLR cameras. Professional reviews can also be found on different camera forums on the Internet.