Welcome to cruise-chat! I love Bermuda and could spend weeks there, not just a few days. However, to get you started with ideas of what to do, you might want to check our sister site http://www.PortReviews.com
. You will find a great deal of information/suggested activities on each of the three ports in Bermuda. Here is the direct link:
If you have any questions after reading this info, feel free to ask away.
At which port(s) will you be docking?