The only dive centre promising Belgian waffles after a day in the water, Manta Rhei specialises in themed day trips (Crazy Shark Day, Manic Manta Day, etc.) and PADI courses. Nitrox dives and pinisi (Sulawesi schooner) liveaboard (from 4,500,000Rp per person, per night), complete with hot tub, also available.