Hawaiʻi is an archipelago located in the central Pacific Ocean, consisting of 137 islands, with eight main islands being the most well-known. The largest island is called Hawaiʻi Island, often referred to as the "Big Island." The state is known for its diverse ecosystems, beautiful beaches, and volcanic landscapes, including Kīlauea, one of the most active volcanoes in the world. Hawaiʻi became the 50th state of the United States on August 21, 1959. The culture is a rich blend of native Hawaiian traditions and influences from various immigrant groups. Popular activities include surfing, snorkeling, and exploring the unique flora and fauna found in places like Haleakalā National Park.