View of the aft - nadir side of the International Space Station (ISS) taken during the final flyaround of the STS-110 mission. Visible are the P6 Truss, S0 Truss, Pressurized Mating Adapter 3 (PMA3), PMA2, Functional Cargo Block (FGB) / Zarya, Node 1 / Unity, U.S. Laboratory / Destiny, Space Station Remote Manipulator System (SSRMS) / Canadarm2, Soyuz Spacecraft and Quest / Airlock.