Skyline Eco-Adventures thrills guests on zipline adventures in Hawaii on Maui, Kauai, and on the Big Island. Since 2002, when Skyline opened the original Maui zipline adventure, over three million customer zipline crossings have been conducted, more than any other U.S. zipline company. Skyline’s Ka’anapali Maui Zipline Tour and Skyline Akaka Falls Big Island tour were named the #1 Zipline Tours in Hawaii and Skyline’s Maui Haleakala and Ka’anapali Tours along with Skyline Akaka Falls Tour on the Big Island have been Awarded the TripAdvisor Hall of Fame Award. For a limited time, Kids 17 and under Zip for 50% Off on Skyline’sHaleakala, Maui and Poipu, Kauai Tours!