Airbus Beluga
The Airbus A300-600ST (Super Transporter) or Beluga, is a version of the standard A300-600 wide-body airliner modified to carry aircraft parts and oversized or awkward cargo. It was officially called the Super Transporter at first, but the name Beluga became popular and has now been officially adopted.
Read more about Airbus Beluga: Purpose, Specifications