Southern Maryland Century, The Indian Head 100 consists of routes 16, 29, 63 and 100 miles from the Village Green in the Town of Indian Head, Maryland. (20 miles south of the Washington Beltway, I-95, Exit 3A.) 

The cost is $20 for advance registration and $25 on day of ride. Fee includes marked route, map and cue sheet, food and drink at rest stops, sag support, and after-ride picnic.