Otway Fly Treetop Adventures offers a whole host of experiences with the two core activities being The Otway Fly Treetop Walk and The Otway Fly Zip Line Tour. The Otway Fly Treetop Walk is a 1 hour rainforest walk experience that is approx 2km in total and features a 600mt long and 30mt high steel structured treetop canopy walkway that takes you right into the treetops.