The Big Island of Hawaii has a diverse ecosystem unlike anywhere else on the planet, and on this day-long nature tour, experience the beauty of its black-sand beaches, thundering waterfalls, and Hawaii Volcanoes National Park. If you’re lucky, find Hawaiian green sea turtles basking on the coast. Since the tour only requires a moderate amount of walking, it's an educational adventure for travelers of all ages, with snacks and refreshments included.

Have a unique Big Island experience snorkeling with manta rays on this tour. Led by a local guide, you’ll take a short cruise out to the manta site, where you’ll watch the beautiful Hawaiian sunset before dipping into the water to watch the manta rays up close. All necessary equipment will be provided for your excursion, as well as light refreshments and snacks to enjoy on board. Your tour will conclude at its original departure point. If you don't see manta rays on this excursion, book again for another night--no charge.

Fly over Hawaii Volcanoes National Park on a scenic helicopter flight from Hilo. Enjoy an aerial perspective of the Kilauea and Mauna Loa volcanoes and stunning views of the most geologically active environment on earth. Ride in comfort and safety in your choice of either an ECO-Star or A-Star helicopter. You'll hear informative commentary from your pilot as you spot the Halemaumau Crater and other sights in the national park, and pass over waterfalls and the Hamakua Coast.

Enjoy two Hawaiian underwater adventures for the price of one with this 4-hour combination dolphin-swimming encounter and snorkeling trip. Start by exploring the 600+ species of marine life like sea turtles, coral and tropical fish that call the reefs of Kealakekua Bay home. Then meet up with a local pod of wild spinner dolphins for an optional swimming session. A trip choice without the dolphin swimming portion is also available.

Sail up the scenic Kona coastline, getting views of ancient lava flows and verdant cliffs, and stopping at the Captain Cook Monument, on this afternoon sail in Kealakekua Bay. Slip into the water using the provided snorkeling gear to see vibrant schools of fish, living coral, and even pods of spinner dolphins. Learn about the area's underwater flora, fauna, and ecosystem through guided commentary.

Sample a cross-section of outdoor sights on the Big Island during this shore excursion exploring Volcanoes National Park, waterfalls, orchids and more. Discover the postcard-perfect Rainbow Falls before visiting the amazing volcanic steam vents and unique geology around Kilauea Volcano. Before your day is done, check out a botanical garden filled with rare orchids, snack on macadamia nut treats at a local farm, and visit a gorgeous black sand beach. A guide, park entrance fees, snacks, and round-trip port transport are included.

Swim with giant manta rays in their nighttime habitat during this 2.5-hour activity in Kona. Travel out into the seas offshore to watch the colorful Kona sunset, then jump in to swim with the docile rays as they feed on microscopic plankton. Follow your guides around the manta habitat and watch as the animals are attracted to the bright lights, creating a "manta rave" of lights, bubbles and mantas. All snorkel equipment, including flotation devices and wet suits, is included. Manta sightings are guaranteed, or you will be given a voucher for another tour.

Hawaii Volcanoes National Park is famous for its ever-flowing lava and the planet’s most massive active volcano. This tour journeys to top natural landmarks in and around the park. Visit Rainbow Falls, Richardson black sand beach, Historic Banyan Drive, Liliuokalani Gardens, Mauna Loa Macadamia Nut Factory, Akatsuka Orchid Nursery, and the active volcano of Kilauea. You also get the opportunity to walk through a lava tube.

There are few places in all of Hawaii more historic than Kealakekua Bay, as it's the spot where Captain Cook was killed in a skirmish with native Hawaiians, and the Hawaiian monarch, King Kamehameha III was born just a few miles away. The history aside, it's also one of the best places to snorkel on the Big Island of Hawaii, and you'll have the chance to experience the beauty on this snorkeling tour from Kona. Search for dolphins on the way to the bay while admiring the volcanic coast, and after scouring the red for coral and fish, climb aboard for a lunch that's served by the friendly crew.

On this 2-wheeled, adventurous Kilauea tour, explore Hawaii’s active volcano from the comfortable seat of a bike, where you ride through multiple microclimates and past rugged volcanic terrain. This Hawaii bike tour is one of the best ways to explore Kilauea volcano, where every bend in the road reveals a new volcanic wonder, from steaming craters to lava fields to cliffs dropping off toward the sea. Even better, the tour includes visits to the steam vents and Thurston Lava Tube.

Swim near a manta ray natural habitat on this 1.5-hour night snorkeling tour from Kona. Led by an expert guide, journey five minutes off the Big Island’s west coast where the mantas come to feast on plankton. Dive in the water, and swim in an area known for manta ray sightings. The area is lit by your vessels diving lights, so you can get a clear view even in dark waters. Afterward, dry off, and enjoy warm soup, bread rolls, and hot drinks as you recount your underwater adventures.

From the moment you see their silvery backs appear in the cobalt waters, to the moment you're swimming right alongside and hearing their high pitched clicks, there's an enchanting rush of tropical adrenaline that accompanies swimming with dolphins. Here off the Kona coast of the Big Island, Hawaiian Spinner dolphins are year round residents that ply the volcanic shore, and this tour offers local, professional captains who know where to look to find them. In addition to watching and swimming with dolphins, you'll also snorkel with tropical fish in some of Hawaii's clearest water, before returning back to shore in Kona with an experience you'll never forget.

Fly across the lush forest of the Big Island’s northern Kohala region on a zipline adventure near Kapaau. Trek through the treetops in a canopy park featuring a series of suspension bridges, platforms, and thrilling ziplines. Expert instructors are on-hand to ensure everyone’s safety while cruising across the customizable, whisper-quiet course.

In terms of history, scenery, and marine life, there isn’t anywhere on the Big Island of Hawaii that compares to Kealakekua Bay. This protected cove on the island’s west shore is where Captain Cook met his end, and today a memorial stands at the bay to honor the famous explorer. On this guided Big Island kayaking tour, hear the history of Captain Cook as well as surrounding temples, and, after paddling past rugged sea cliffs and caves, snorkel and swim in the clear waters of this Marine Life Conservation District.

The city of Hilo is surrounded by some of Hawaii’s most scenic wonders, and on this 7-line Hilo ziplining tour, you can literally soar past thundering falls as you zip through a tropical rainforest. Learn about traditional Hawaiian agriculture as you zip by Akaka Falls State Park, and once you’re comfortable sitting in the harness and feeling the exhilarating rush, prepare for the dramatic crossing that’s one of the longest zipines in Hawaii, and feel the rush of wind on your face as the forest opens up beneath you.

Ensure you find some of the best snorkeling sites in Hawaii on this sail and snorkel adventure leaving from Keauhou Bay Pier. Set sail along the Kona coastline toward the Captain Cook Monument, where your adventure begins. Jump into the clear water to explore the vibrant reef of the marine sanctuary of Kealakekua Bay, which is home to schools of colorful fish and pods of spinner dolphins. Your tour includes breakfast, lunch, and equipment such as snorkeling gear and boogie boards.

Enjoy an aquatic adventure on the Big Island during this 4-hour small-group excursion combining sea kayaking, snorkeling, and more. Paddle along a section of the island known for its abundant marine life as you scout for local Hawaiian Spinner dolphins. You’ll also have time for snorkeling, allow you to view more than 50 species of fish and join in for adventurous activities like cliff jumping.

Get up close with Hawaii’s graceful manta rays during this nighttime snorkel experience along the Kona coast with a small group. Watch these gentle giants as they swoop and dive for plankton just below the surface during their evening feeding. An on-board manta naturalist from the University of Hawaii, along with a Red Cross-certified lifeguard, ensure an informative and safe experience.

Get a bird’s-eye view of the Big Island on a parasailing experience. This family-friendly adventure can accommodate one, two, or three people on each flight. Gaze out at the beautiful Kona Coast as you soar 800 feet (243 meters) or 1,200 feet (365 meters) into the air. Then land smoothly and safely back on the boat before returning to shore.

Discover the gardens, scenic wonders, and tasty treats of Hilo on a half-day group shore excursion. This tour is perfect for travelers who want to see it all, but are short on time. Comfortable transportation takes you from port to the city's most noteworthy natural attractions, including Rainbow Falls, Kilauea Crater and the Steam Vents. Amateur botanists are sure to enjoy visits to the Japanese style Liliuokalani and Atasuka Orchid Gardens.

Fly above Hawaii's spectacular peaks, coasts, and valleys on this helicopter tour of the Big Island. Watch lava bubble up out of volcanoes, fly over the lush rain forests of the Hamakua Coast, and complete your trip with views of the waterfalls lining the Kohala Mountains. Only a helicopter tour lets you see so many of Hawaii's charms on a single ride and from an unforgettable perspective.

Splash into the crystal-clear waters of Kealakekua Bay on this Big Island snorkeling adventure! Dart in and out of sea caves and explore the gorgeous Kona coastline in an agile Zodiac raft. Snorkel among colorful tropical fish, and keep an eye out for other marine life like whales, dolphins and sea turtles. Along the way, learn about the island’s geologic history and local legends from your expert guide, and see the spot where Captain Cook first landed in Hawaii.

Go swimming with dolphins on a tour that ensures the charismatic mammals are treated with the utmost respect. While in harbor, your guides brief your small group on how to interact with the dolphins in their natural habitat before allowing you into the water to meet and play with them. Afterward, snorkel a pristine reef with exotic fish, turtles, and rays. Includes all equipment, as well as snacks, beverages, and photographs.

Join our small group of likeminded individuals for unusual and expertly curated photo adventures at a waterfall, at one of the largest banyan trees on the planet, a stroll through a mango forest and adventure inside of a lava tube cave.