JSC2006-E-43516 (October 2006) --- Computer-generated artist's rendering of the International Space Station after flight 20A. U.S. Orbiter delivers and installs Node 3 with Cupola. Pressurized Mating Adapter-3 (PMA-3) is relocated from Unity node nadir to Node 2 nadir beforehand. The Cupola is relocated to the forward port of Node 3 after the flight; and PMA- 3 is relocated to the axial port of Node 3 after the flight.