the levels of difficulty have five classifications with level one being the easiest and level five being the hardest  - experts agree that only well seasoned travelers should attempt level 5 rapids on their own. there is a level six rapid rating, but this is considered too dangerous, and risky, even for seasoned veterans.

rio de janeiro is home to a bustling whitewater rafting industry - the city's sunny climate and mountainous terrain make it the perfect backdrop for both leisure and competitive rafting.

the macaé river has a thriving commercial rafting culture - its strong level 5 rapids, and two hour courses, make it ideal for the traveling thrill seeker looking to enjoy a few hours on the river.