HealthSPORT By The Bay (BTB) is located near the beautiful Humboldt County boardwalk, on the corner of First & E in Old Town Eureka. HealthSPORT By the Bay offers a unique and comfortable fitness environment in a convenient location. The facility is setup for adults (18 and over) in the working community who are looking to take care of their health and fitness needs in a new, clean, specialty location downtown. Towel service is included with a By the Bay membership.