This 818-hectare (2045-acre) reserve is a distinctive marine life habitat with unique geological features, including anchialine pools and kipuka (mounds of earth encircled by lava from Maui's last flow in 1790). The remains of a coastal Hawaiian village - its old sites marked by walled and terraced platforms - sit between lava flows at 'Ahihi Bay. Snorkellers at 'Ahihi Cove are treated to dazzling coral, parrotfish and sea turtles.
Haleakala National ParkGet ready for an otherworldly experience at Haleakala National Park. It's astonishing volcanic landscape so resembles a lunar surface that astronauts practiced mock lunar walks here before landing on the moon.
Ho'okipa Beach ParkHo'okipa Beach Park reigns supreme as the world's premier windsurfing beach, with strong currents, dangerous shorebreaks and razor-sharp coral offering the ultimate challenge. Ho'okipa is to topnotch windsurfers what Everest is to mountain climbers.