ESA Astronaut Philippe Perrin preparing for an NBL dive.

JSC2001-02945 (26 November 2001) --- Astronaut Franklin R. Chang-Diaz, STS-111 mission specialist, is photographed as the final touches are made on the training version of the Extravehicular Mobility Unit (EMU) space suit prior to being submerged in the waters of the Neutral Buoyancy Laboratory (NBL) near the Johnson Space Center (JSC). Fellow crewmember Paul S. Lockhart (left), pilot, and crew trainer Joe Cambiaso assist Chang-Diaz. STS-111 will be the 14th shuttle mission to visit the International Space Station (ISS).