STS-116 crew arrives for the terminal countdown demonstration test (TCDT) activities at NASA's Kennedy Space Center, in Cape Canaveral, Florida, on 13 November 2006. The terminal countdown demonstration test (TCDT) is one of the last preparations ahead of the launch of the STS-116 Space Shuttle mission to the International Space Station (ISS).
From left: NASA astronaut William A. Oefelein, Swedish ESA astronaut Christer Fuglesang and NASA astronaut Robert L. Curbeam.