Inca Jungle Short to Machu Picchu, Enjoy an adventure-filled journey to Machu Picchu, biking, rafting, hiking and ziplining along the way, during this 4-day, 3-night trek. This action-packed trip is a twist on the traditional hiking paths to Machu Picchu, allowing you to enjoy a variety of fun outdoor activities. Do some whitewater rafting on Class III and IV rapids, zoom down a mountain trail by bike, and fly through the sky on a zipline ride. You'll also travel past amazing Inca ruins and admire incredible scenery, ranging from alpine peaks to lush jungle.