Getting ready for a adrenaline rush ....close to the first rapid ..."Teaser" .Mostly the white-water rafting, tenderly begins in the gentle section of the river through a lush tropical rain forest. Then it gradually rolls over to hissing water as the river start to flaw faster until it meets the rapid that could send your adrenaline pumping up in your body. A normal one or two hour rafting trip may utterly include section from grade 1 to 4. White-water rafting mostly is organized around a river in the areas of plains along rivers to the hill country.