Bridges to Bluffs is an open water swim event held in the Tennessee River, featuring a course that passes under historic bridges and by local landmarks such as Neyland Stadium and the Knoxville skyline. Part of the Tennessee Triple Crown Open Water Series, this event allows participants to swim solo or form relay teams. Swimmers over 18 need to be USMS members or purchase a one-day event membership, while those aged 13-18 must be USA Swimming members. All pilots are required to register, although there is no race fee for them.