The Brown's Canyon trip is Colorado's most popular rafting trip. It features 13 class III to IV rapids including the Seidel's Suckhole, the perfect spot for your rafting action picture. Additional famous rapids include Pinball, Zoom-Flume, Big Drop, Seven Stairs and Widow-maker. The Canyon is picturesque with boulders strewn throughout the trip. This is the perfect trip for your first thrilling whitewater adventure. Brown's Canyon is Colorado's most popular run for a reason . Go For It!