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Yuma Proving Ground, Arizona: Longest Off-Road Vehicle Remnants

A giant multi-wheeled red control cab is all that remains of what once was the Le Tourneau TC-497, longest off-road vehicle in the world.

2nd St., Yuma Proving Ground, AZ
Inside Yuma Proving Ground. Ask for permission to visit at the gate house. Photo ID required.
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Visitor Tips and News About Longest Off-Road Vehicle Remnants

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Le Tourneau TC-497.

Le Tourneau TC-497

It is a land train driver machine "Le Tourneau TC-947" located on Imperial Dam Road. It is 30 feet tall and the tires are 10 feet in diameter. You will need a visitor's pass from the visitor center to see it.

[Fortunato Neri, 08/11/2023]

This is the control cab for an early 1960s experimental turbine-powered "overland train" for the U.S. Army. It was the longest off-road vehicle in the world until the rest of it was sold for scrap in 1969.

Nearby Offbeat Places

Chopper on a PoleChopper on a Pole, Yuma, AZ - 3 mi.
Atomic CannonAtomic Cannon, Yuma, AZ - 5 mi.
Bridge To NowhereBridge To Nowhere, Yuma, AZ - 7 mi.
In the region:
Motel Liberty with Mural, Yuma, AZ - 17 mi.

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