Head to Mauna Kea Visitor Center at 9,200 ft elevation to acclimate and prepare for summit visit later. Learn about the mountain’s cultural significance here.
Join a guided summit and stargazing tour (usually 5pm to 10pm) to experience breathtaking sunset and star-filled skies from Hawaii's highest point. Book tour in advance.
Spend the day exploring lava tubes, steam vents, and the Kilauea caldera at this UNESCO World Heritage site. Park open 24/7 but visitor center 7:45am-5pm.