The bones are much smaller in Belize but Permit shots come quickly and often.
Guides in Belize are fantastic and the flats are some of the prettiest you will ever see.
If you really want to score points with the Mrs. take a look at Victoria House. You won't be disappointed. San Pedro is a great little city right down the road with a very fun nightlife and great little restaurants run by US ex-pats.
Here are some pics of Belize: