VVIP and are sensitive places, and pictures from inside the confines of the USMC's VH-3Ds and VH-60Ns are scarce, but they do exist. We've assembled a collection of these photos to show you what life is life skirting the skyline in the President's point-to-point vehicles of choice.

There is no denying that the Presidential helicopter fleet is old. The VH-3D Sea Kings that have served for many decades are especially in need of a replacement, but as you can see in some of the historical pictures at the bottom of this post, their age is partially their charm. These aircraft are flown by Marine Helicopter Squadron HMX-1 out of Quantico, VA as well as the newer and smaller VH-60N White Hawks. The whole fleet is stated to be replaced with the in the coming decade.

After a decade-long saga, including one serious boondoggle of a development program, America's next

These highly modified military helicopters are called "White Tops" after their white upper accents that denote their Presidential airlift mission (or "Marine One" when the POTUS is onboard). Also of note is that whether the President is flying on a VH-3D or a VH-60N, he has a designated 'throne chair' embossed with the Presidential Seal.

President Obama aboard Sikorsky VH-3D Sea Kings:

President Obama onboard a 160th SOAR "Night Stalkers" MH-47 Chinook "Army One" in Afghanistan:

President Bush onboard a VH-3D Sea King:

The Clintons onboard a VH-3D Sea King:

President Ronald Reagan with his dog Lucky onboard a VH-3D:

President Reagan speaking with James Baker aboard Marine One with a more casual interior:

President Reagan leaning over his chair in a Marine One that looks much as it does today:

President Carter talks with the Director of Central Intelligence Turner onboard Marine One:

President Johnson aboard Marine One:

The Kennedys take a hop on one of the first VH-3 Marine One helicopters:

At the time, the first VH-3s were also known by the designation of "HSS-2Z." The type has been flying the President for over 50 years, with the current VH-3D model introduced in 1976.

President Kennedy boards VH-34 Marine One for the first time:

Accommodations were far from luxurious by VH-3 standards. Both the Army and Marines provided Presidential airlift support well into the 1960s:

President Eisenhower introduced helicopter airlift to the White House with the initial use of a UASF H-13J, a commercial VIP version of the popular Bell 47:

Photos via US Government/White House/Presidential Libraries