Hawaii Route 31, also known as the Piilani Highway, is a scenic roadway located on the island of Maui. It stretches approximately 38 miles, connecting the towns of Kihei and Hana. The highway offers breathtaking views of the coastline, lush landscapes, and access to various natural attractions. The route is significant for its role in connecting remote areas of Maui and providing access to popular destinations like Haleakalā National Park and Wai'anapanapa State Park. Travelers often enjoy the diverse scenery, including cliffs, beaches, and tropical forests, making it a popular choice for both locals and tourists.