Wow, that brings back a memory or two, I did Tanzanir, Zanzibar and Malawi a few years ago, the best holiday of my life. Spent three weeks in a battered Landy with three mates. How do I post photos, I have one or two to share...
It's weird that that area is the biggest tourist bit on the whole island, given how little there is there, and how strung-out all the hotels are with little infrastructure in-between.
That seems to be the main attraction to me We went swimming every morning when we were staying there, some snorkelling in the afternoon and fresh fish for dinner. Spot on