خط Alatsi

For millions of people, particularly in the United States of America, boarding a jet plane for a quick journey to a city many hundreds or even thousands of miles away, is very much a routine act.

The tradition of Christmas cards began in Britain in the time of Queen Victoria - over 170 years ago ; it is still going well today, even if the number of cards sent each year in Britain is a lot less than it was before the age of mobile phones, email and instant messaging.

Yet without the jet plane to carry passengers over vast distances at high speed, be they businessmen, holidaymakers, politicians or even whole armies, the world in which we now live would be a very different place.