Junkers G 24 floatplane
A floatplane (sometimes called hydroplane) is an aircraft capable of taking off not only dry land, but water too.
This animation demonstrates how elevators work.
The Benz Patent-Motorwagen is widely regarded as the first vehicle propelled by an...
A type of steam locomotives used by British Railways were manufactured in the 1950s.
Combining a conventional internal combustion engine propulsion system with an electric...
Heavy trucks play an important role in transportation.
Lighthouses are used as an aid to navigation in coastal waters.
Types of bridges include beam-, arch-, suspension-, cantilever and truss bridges.
From the 1940s, the increasingly large aircraft carriers became the masters of the oceans.