California International Marathon California International Marathon The California International Marathon (CIM) is a 26-mile, 385-yard road race in Northern California organized by the Sacramento Running Association. The course follows a historic gold miners' round beginning at Folsom Dam, passing through suburban Sacramento, and ending at the State Capitol. The race starts at an elevation of 366 ft. and finishes at an elevation of 26 ft. In 1983, marathoner John Mansoor and entrepreneur Sally Edwards organized the first CIM to be an Olympic Marathon Trials qualifier. CIM served as the United States National Marathon Championship for men in 1984 and for women in 1984,
Antarctica Marathon Pole has also witnessed runners braving conditions to complete a full 26.2 mile race. Both for-profit and free events have been held outside the Amundsen–Scott South Pole Station. The South Pole is possibly the first known location of an Ultra Marathon on the continent, when defining an Ultra as anything over 26.2 miles. Key: Antarctica Marathon The Antarctica Marathon may have been the first for-profit sporting event held in Antarctica, on January 28, 1995. The event is now held every year in late February or early March. The race is held on King George Island, one of the largest Antarctic