1. On October 22, 1819, a group of American Protestant missionaries arrived in Hawaii. Led by Hiram Bingham, they would go on to have a significant impact on Hawaiian culture and society, introducing new religious beliefs, educational practices, and political ideologies. Today, their arrival is commemorated as "Hawaiian Mission Houses Historic Site and Archives."

2. On October 22, 1873, the steamship "Kilauea" made its first voyage between Honolulu and Hilo. At the time, it was the largest and fastest vessel in the Hawaiian Islands, capable of carrying up to 150 passengers and traveling at speeds of up to 16 knots. The "Kilauea" would play a significant role in Hawaii's transportation and commerce for many years.

3. On October 22, 1903, the Honolulu Rapid Transit Company opened its first electric streetcar line. The line ran from downtown Honolulu to Waikiki, and was the first of its kind in Hawaii. The streetcars would go on to revolutionize transportation in Honolulu, making it easier for residents and visitors alike to travel around the city.

4. On October 22, 1919, the Hapuna Beach Prince Hotel opened on the Big Island of Hawaii. Designed by legendary architect Edward Killingsworth, the hotel was one of the first luxury resorts in Hawaii, featuring 350 rooms, two golf courses, and a private beach. Today, the Hapuna Beach Resort remains a popular destination for travelers looking to experience the best of Hawaii.

5. On October 22, 2006, Maui native Kelly Slater won his eighth world surfing championship at the Rip Curl Pro Search event in Mexico. Slater, widely regarded as one of the greatest surfers of all time, had already won seven world titles before his historic victory in 2006. Today, he remains an icon in the world of surfing and an inspiration to aspiring surfers around the globe.