Big Island special deals, Big Island tours & activities, fun things to do in Big Island | HawaiiActivities.com

Embark on a top-rated Kealakekua Bay snorkel cruise with Fair Wind. Play on the high jump, waterslide & enjoy swimming in the protected pristine waters of Kealakekua Bay on a fun morning or afternoon Kona snorkel boat tour. A great family adventure!

Explore Big Island on a zipline adventure over the famous Umauma Falls! Ride 9 ziplines over a tropical paradise of rainforests, waterfalls, and river gorges. Upgrade your experience to include swimming & kayaking in a private waterfall!

Get set for a thrilling off road adventure at Umauma Falls! Tear through 5.5 miles of off-road trail, take in incredible views and swim at the private waterfall. Solo and multi-passenger vehicles available, making this a great family activity.

Experience the only Mauna Kea stargazing tour on the Big Island that includes daytime solar viewing. Departing from both Kona and Hilo, enjoy a delicious dinner before looking up into Hawaii skies with high-powered telescopes to see the sun & stars.

Looking for a unique and unforgettable snorkeling experience in Hawaii? Set out on a 3-hour unforgettable snorkeling experience and get ready to explore Hawaii's stunning underwater ecosystem. Keep your eyes out for dolphins, turtles and much more!

Embark on the best Hawaii ocean adventure with a Big Island snorkeling cruise to the remote Makalawena Beach in Puu Alii Bay. Only accessible by a hike or boat, you will avoid the crowds of other snorkel spots as you explore this underwater paradise.