Whitewater Rafting on the Pacuare River in Costa Rica. Experience the adrenaline-charged thrill of whitewater rafting on the Pacuare River! The scenery while rafting is simply unique. The tropical vegetation and power of the waters will transport you to a Central American fantasy world. This one-day adventure battling class III and IV rapids is an unforgettable Costa Rican experience not to be missed. Book Now and Save 5%: Whitewater Rafting on the Pacuare River in Costa Rica.