This tour was absolutely worth doing! Misha (I know I'm misspelling his name) was fantastic! He was full of knowledge about everything on the island, encouraged everyone to ask lots of questions, and kept us entertained with stories of how certain things came to be named what they were.
It's a small group, only 10 of us, and that made it much more enjoyable! Lunch was a bento box and was good. We appreciated that Misha waited until we got to the Volcanoes National Park before stopping for lunch, it would have been too early anytime sooner than that!
The bakery on the southern end of the island was delicious! Akaka falls was beautiful! I really can't think of anything not good about this tour. It was a long 12 hour day, and worth every minute of it. Misha made it even better by adding in a couple of extra stops, just awesome!
I do recommend you being cash just in case, as we didn't take enough cash with us and couldn't get a few extra goodies at the bakery. Also, at the black sand beach, the price for the shirts, etc is cheaper if you pay cash. And don't forget to tip your guide! They spent the last 12 hours trying to keep you informed, and entertained, it's the least you can do for them!