Wright Flyer I (1903)
The Wright Flyer was the first successful powered, heavier-than-air aircraft, designed and built by the Wright brothers.
Types of bridges include beam-, arch-, suspension-, cantilever and truss bridges.
Commercial maritime routes of container ships form a global network.
The German triplane was perhaps the best known plane in World War I.
This animation demonstrates the construction of motorcycles.
Trolleybuses and trams are environment-friendly means of public transport
Schooners, first built in the Netherlands in the 17th century, were mainly used as...
We can travel on dual carriageways on the motorway.
Buses play an important role in public transport.