Laguna Niguel is a city located in southern Orange County, California. The name "Laguna Niguel" is derived from the Spanish word "Laguna" which means lagoon, and the word "Nigueli" which was the name of a Juaneño Indian village that was once located on Aliso Creek. The population was 61,891 at the 2000 census. The city was primarily built after 1980 as an unincorporated master planned community located in the San Joaquin Hills near Laguna Beach. It borders Laguna Beach, Dana Point, San Juan Capistrano, Mission Viejo, Laguna Hills, and Aliso Viejo. Laguna Niguel has been the host of the 'Mooning of the Amtrak' for 30 years as of July 2009.