or log in
The first supersonic passenger airliner entered service in 1976.
The Benz Patent-Motorwagen is widely regarded as the first vehicle propelled by an...
A floatplane (sometimes called hydroplane) is an aircraft capable of taking off not only...
The first paddle steamer in Hungary entered service in 1846.
The fastest track-based means of urban transport.
This animation demonstrates the construction of a fire engine.
Lighthouses are used as an aid to navigation in coastal waters.
Types of bridges include beam-, arch-, suspension-, cantilever and truss bridges.