See inside a $340 million Boeing military transport jet that keeps American troops and supplies moving around the world

The Boeing C17 Globemaster III is used by the US Air Force.

There are as many as 102 troops on the aircraft.

In one flight, more than 800 Afghan refugees were taken to safety.

Any US service member who has deployed to an overseas combat zone in the past two decades should instantly recognize the Boeing C-17 Globemaster III.

The Boeing C17 Globemaster III is at the airshow.

Boeing's flagship military aircraft has served the US military through two wars and aided countless conflicts and missions since it was first delivered to the US Air Force in 1993.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

Over the past three decades, Air Mobility Command has delivered more than 200 C-17 aircraft. They act as cargo planes, troop transports, and even flying hospitals.

The Boeing C17 Globemaster III is at the airshow.

The US military relied on the C-17 to safely evacuate military personnel, government contractors, and refugees from Afghanistan at the end of the war in Afghanistan.

People being evacuated from Afghanistan onto a U.S. Air Force plane are being loaded by loadmasters and pilots assigned to the 816th Expeditionary Airlift Squadron.

The US Air Force flies a Boeing C-17 Globemaster III, but the United Arab Emirates Air Force showed one of its own at the Dubai Airshow in November. Here's what it's like outside.

The Boeing C17 Globemaster III is at the airshow.

Military aviation and commercial aviation both have four-engine workhorse aircraft. The UK, Canada, India, Australia, and Kuwait are just a few of the nations that have chosen the C17 to power their militaries.

The Boeing C17 Globemaster III is at the airshow.

The C17 is one inch tall and stands at 55 feet long and 174 feet long, with an unmistakable look that sets it apart from other aircraft.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

40,440 pounds of thrust is offered by four F117-PW-100 engines.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

The engines are so powerful that they are used to slow the plane down during steep tactical descents, something a commercial airliner would never dream of doing.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

All cargo can be loaded through the rear cargo door that has a ramp for easy loading and unloading.

The Boeing C17 Globemaster III is at the airshow.

A maximum of 170,900 pounds of cargo can be transported in the back of a C-17.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

There is enough space for 102 troops, 36 medical litters, and 54 ambulatory patients in the cargo compartment.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

The cargo hold of a C-17 is not as aesthetically pleasing as a passenger airliner or a traditional cargo freighter.

The Boeing C17 Globemaster III is at the airshow.

The cabin walls have wiring and cabling running along them, which makes them look unfinished.

The Boeing C17 Globemaster III is at the airshow.

There are very few luxuries in a military aircraft and the interior cabin is used for utility and performance.

The Boeing C17 Globemaster III is at the airshow.

The passenger seats on the side walls of the aircraft are fairly basic.

The Boeing C17 Globemaster III is at the airshow.

Extra seats can be added to the aircraft.

The Boeing C17 Globemaster III is at the airshow.

Recliner seats can be installed in the cabin for important passengers. They're similar to the premium economy class cabin of an international airline.

The Boeing C17 Globemaster III is at the airshow.

The seats can be installed in rows of five across.

The Boeing C17 Globemaster III is at the airshow.

They are an improvement over the bare bones seats found along the cabin wall.

The Boeing C17 Globemaster III is at the airshow.

These seats are not like those found on any modern airline.

The Boeing C17 Globemaster III is at the airshow.

The cargo door has a built-in set of stairs, while the forward door has no stairs.

The Boeing C17 Globemaster III is at the airshow.

Some passengers exit through a different door. Since the days of Douglas C-47 Dakota, the US military has used one of two side doors to jump from the plane.

The Boeing C17 Globemaster III is at the airshow.

troopers will line up in a single file and jump out of the plane one by one as their parachutes are automatically pulled by a static line inside the aircraft

The Boeing C17 Globemaster III is at the airshow.

litters can be placed in the cargo compartment of the C-17 if it is used for medical purposes.

The Boeing C17 Globemaster III is at the airshow.

Two flight nurses and three medical technicians are on the medical flight.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

The litters can be stacked on top of each other.

The Boeing C17 Globemaster III is at the airshow.

The US military proved in August that the C17 is capable of flying more than 100 passengers. The war in Afghanistan resulted in the transportation of 823 refugees alone out of the country.

A Boeing C17 Globemaster III is in the air.

The end of the war in Afghanistan was marked by the last US military aircraft flying from Kabul to Al Udeid Air Base.

The US Marine Corps/Sgt.Isaiah Campbell is in Afghanistan.

The cargo compartment is above the cockpit on the upper level of the aircraft.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force uses commercially available equipment on the C-17. The cockpit is similar to the cargo compartment.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

The control stick grip that pilots use to fly the airplane is similar to those found in helicopter and fighter jets.

The Boeing C17 Globemaster III is at the airshow.

A heads-up display, similar to those found in fighter jets, allows pilots to keep their eyes forward, which is useful during tactical approaches and other intense maneuvers.

The Boeing C17 Globemaster III is at the airshow.

The C17 can fly as high as 45,000 feet and doesn't need to land for fuel because of its aerial refueling capability.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

Only two pilots are required in the cockpit to fly the Globemaster while the loadmaster focuses on the cargo or passengers in the back of the plane.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

The loadmaster's office is located on the lower floor of the plane.

The Boeing C17 Globemaster III is at the airshow.

The loadmaster is responsible for ensuring that the weight and balance of the aircraft on a given mission is within the capabilities of the plane.

The Boeing C17 Globemaster III is at the airshow.

The galley on the aircraft is an airline style, complete with a coffeemaker.

The Boeing C17 Globemaster III is at the airshow.

The US maintains its global military presence as the US Air Force C-17s traverse the globe on a daily basis.

The Boeing C17 Globemaster III is at the airshow.

The military's go-to for a variety of missions is the C17, which has proven its capabilities time and time again.

The Boeing C17 Globemaster III is at the airshow.

Air Mobility Command bases the aircraft at military bases across the US, including Joint Base Charleston in South Carolina.

The Boeing C17 Globemaster III is at the airshow.

The US Air Force is the source.

Air Mobility Command has always had a job even during peacetime.

The Boeing C17 Globemaster III is at the airshow.

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