DMUs in forest landscape (Bolivia 1980)

Stamp DMUs in forest landscape it reflects the thematic directions:

Railways - Transportation system made up of metal rails which is designed to allow trains to maneuver on the tracks from one location to the next.

A locomotive is a rail transport vehicle that provides the motive power for a train. If a locomotive is capable of carrying a payload, it is usually rather referred to as a multiple unit, motor coach, railcar or power car; the use of these self-propelled vehicles is increasingly common for passenger trains, but rare for freight trains.