MS Hadfield waves through a flight deck window during the first EVA of STS-100

S100-E-5262 (22 April 2001) --- Astronaut Chris A. Hadfield, STS-100 mission specialist representing the Canadian Space Agency (CSA), peers into the crew cabin of the Space Shuttle Endeavour during a lengthy space walk
to perform important work on the International Space Station (ISS). The
Pressurized Mating Adapter (PMA-2), which temporarily anchors the orbital outpost to the shuttle, can be seen behind the astronaut. The picture was recorded with a digital still camera.