The Concorde was the first and only supersonic passenger airliner. Many other airplanes -- mainly military -- before and after it far exceeded its speed.
All passenger airplanes cruise at the stratosphere.
Not anymore. Concorde airplanes were retired 10 years ago, in 2003.
Concorde has 10 landing wheels - how many internal "wheels" is any ones guess
There were many.
4
there are 1,ooo,oo1 airplanes
Delta wing is the swept back wing design seen on jet airplanes like the Concorde. It is also a race car used in Le Mans in 2012.
There is no Concorde hotel in La Fayette. The hotel itself is called the Concorde La Fayette, and there are many of them at popular international tourist destinations.
How big is the hangar, how small are the airplanes.
There are many websites that contain information on the British Airways Concorde. Among them are Wikipedia, British Airways, Flight Level 350, and Concorde SST.
The Concorde was not as loud as many people think it was, because there was insulation that helped with the noise reduction in the cabin of the aircraft.