The county seat of Hawaii is Hilo, a four-letter word. Hilo is the largest city in Hawaii County and is located on the east side of the Big Island. It is the center of commerce and government for the county and is home to the University of Hawaii at Hilo. The city is known for its beautiful scenery, lush rainforests, and active volcanoes. Hilo is also a popular tourist destination, with many attractions such as the Imiloa Astronomy Center, the Lyman Museum, and the Pacific Tsunami Museum.