The Needles are probably the most famous part of the Isle of Wight, and well worth a visit.
Amazon World and The Isle of Wight Zoo are excellent if you are into animals, or have children with you.
For those of you looking for a bit of history, Osbourne House and Carisbrooke Castle are great.
And for those of you into the outdoors, the isle of wight has everything from beautiful coastal walks to extreme sports.