We went on our own, and we thought looking at all the rays and sharks in the free part of the aquirium, was well worth it. Also if you couple that with a few hands of blackjack, you cant go wrong for the price. Free...
When you take the water taxis over to paradise island, be sure grab a frozen drink at the dock when you get across to paradise island, they were great, and cheap too.
When in town, obviously walking around and shopping is fun, but make sure you go to Conch Fritters restaraunt and bar to sample some fritters and chowder. Second to none. Go just for those and you'll come out with a smile
on your face. Well maybe that was caused by a few Kalik's (Bahamian Beer) I had but,anyways, we enjoyed Nassau without spending a fortune, and the people were very friendly.