CH-47 Chinook

The Boeing CH-47 Chinook is a heavy-lift helicopter originally developed by Vertol and now manufactured by Boeing Defense, Space & Security. It has been in production and frontline service for over 60 years, making it one of the longest-serving aircraft in military history. The helicopter features a tandem-rotor design, a wide loading ramp, and multiple external cargo hooks, allowing it to carry heavy loads and perform a variety of missions, including assault, transport, and cargo transport. It has been exported to several countries and is used by both military and civilian operators, including the US Army, Royal Air Force, and civil operators for passenger and cargo transport, aerial firefighting, and support of various industries.learn more on wikipedia