View of the aft - zenith side of the International Space Station (ISS) taken during the final flyaround of the STS-110 mission. Visible are the P6 Truss aft Early External Thermal Control System (EETCS) radiator, Space Station Remote Manipulator System (SSRMS) / Canadarm2, Pressurized Mating Adapter 3 (PMA3), PMA1, Node 1 / Unity, Functional Cargo Block (FGB) / Zarya, Z1 Truss, Service Module (SM) / Zvezda and Quest / Airlock.