Hilo is a coastal town in the State of Hawaiʻi. It is the largest settlement on the island of Hawaiʻi, and the second largest settlement in the state. The population was 40,759 at the 2000 census. Hilo is the county seat of Hawaiʻi County, Hawaiʻi, and is situated in the South Hilo District. The town overlooks Hilo Bay, and is near two shield volcanoes, Mauna Loa, considered active, and Mauna Kea, a dormant volcano upon which some of the best ground-based astronomical observatories are placed. Hilo is home to the University of Hawaiʻi at Hilo, as well as the Merrie Monarch Festival, a week-long celebration of ancient and modern hula, which takes place annually after Easter. It is also home to the Mauna Loa Macadamia Nut Corporation, one of the world's leading producers of macadamia nuts. It is served by Hilo International Airport, inside the CDP.