A world-class event demands world-class facilities from the host city,and any which do not already exist will have to be built.
These will remain for the local population to enjoy after the Game are over. An example of this is the accommodation which will have to be built, not only for the athletes in their Olympic village, but also for the visitor. later this can be turned into permanent accommodation for tourists and students. The transport system must also into consideration. Hosting the Olympics means having an effective wide-reaching system, Which is necessary to carry people safely and quickly to their destinations. Such a transport system is great advantage for any city and will be in place for many years to come.