Course of the Colorado River Topock Marsh in Topock Gorge and widens into Lake Havasu, formed by Parker Dam. Lake Havasu provides recreation as well as the home of the retired U.K. London Bridge in Lake Havasu City, Arizona, now the New London Bridge. Near Parker Dam are the first two major diversions of the lower Colorado: the Colorado River Aqueduct, which travels west to Los Angeles and San Diego, California; and the Central Arizona Project, which sends water east towards Phoenix and Tucson, Arizona. The intermittent Bill Williams River joins the Colorado from the east in Lake Havasu, just above Parker Dam. The river
Lake Havasu City, Arizona are the prime months on Lake Havasu. The city is also home to the International World Jet Ski Final Races, multiple professional fishing tournaments, custom boat regattas, the Western Winter Blast pyrotechnics convention, Havasu 95 Speedway, the Chilln-n-Swilln Beer Festival annual charity event, the Havasu Triathlon, and the Havasu Balloon Festival & Fair. During the winter months, the community is joined by retirees from colder regions of the country and Canada. During this period, multiple events are held on McCulloch Boulevard. Typically during the second weekend of February, McCulloch Boulevard is home to Winterfest, an annual event which draws thousands