Are You Daring Enough To Ride The ‘Whitewater Rollercoaster’ On A River Tube In Maine?Are You Daring Enough To Ride The ‘Whitewater Rollercoaster’ On A River Tube In Maine?If you're looking to take river tubing up a notch, a specialty tour in Maine offers a chance to ride a 'whitewater rollercoaster'. JoeyJoey
