The 18th annual Williams Route 66 Marathon Health and Fitness Expo held in Tulsa, Oklahoma hosts exhibitors featuring running gear and shoes, as well as sports and fitness and sustainability-related items. The Expo is the home of packet pick-up for all participants and volunteers and will feature local and national running legends and speakers.

The two-day Expo is free and open to the public.
Attendance: Upwards of 30,000 participants, spectators, and volunteers.