Strength for Endurance Athletes (Circuit Training) Loading Map.... O2 Endurance Training Center5802 SE 92nd - Portland Events 45.4806189 -122.56854229999999 Strength for Endurance Athletes (Circuit Training) Date/Time Date(s) - 08/30/20175:30 pm - 6:00 pm Location O2 Endurance Training Center Categories 02 Endurance Training Circuit Strength Training