Manta Rays in Kona, HI
For an adrenaline-pumping swim, go for a dive in Kona, Hawaii. In these warm, tropical waters, you have a good chance of spotting a majestic Manta Ray, as the population here is one of the most accessible in the world. For an even more unforgettable experience, go for a night dive where large floodlights are used to attract these huge creatures to the surface.
Photo courtesy of TANAKA Juuyoh