Mountain bikers getting ready to hit the summit road, from Pu'u Ula'ula Overlook, Haleakala National Park. (mountain biking is forbidden inside the crater)
In this image:
Puʻuʻulaʻula (Red Hill) Overlook
Congratulations! The 37-mile drive from sea level to the 10,023ft summit of Haleakalā you’ve just completed is the highest elevation gain in the shortest...