Starts at the Colorado State Capital Building
200 Colfax Ave., Denver
Before winter weather creeps in and while fall colors are on display, runners take to the streets for the Denver Marathon over one weekend in October. The marathon includes a half marathon, a marathon, and a marathon relay race, as well as a kid’s race.
This Boston Marathon qualifying race begins and ends at the Colorado State Capitol Building  and is a sightseeing tour of many of Denver ’s best sights, including Larimer Square , Coors Field , and City Park .