The first supersonic passenger airliner entered service in 1976.
The popular model of the American automobile factory was the first mass-produced car in...
Heavy trucks play an important role in transportation.
A Zeppelin is a type of rigid-framed airship.
Garbage trucks play an important role in the life of towns and cities.
Oil tankers appeared in the late 19th century; today they are among the largest ships.
The Jumbo Jet is one of the best known aircrafts.
Types of bridges include beam-, arch-, suspension-, cantilever and truss bridges.
Formula 1 is the highest class and most popular type of motor racing.