How to track flight live

Most of us in worry when someone has no phone contact after flight takeoff. We don't know where is he/she. Where flight is sky , which country flight is crossing, what is speed of flight and how much height it is flying and many more information. We just need flight number. It is same traking like train using train number. So after this you know he just above Russia or just above north pole. Most of flight follows north pole route which passenger don't even know, the flight between Asia and US/canada. This route save fuel due to earth rotation and have a chance to see north pole. So see this video how to track flght live.


Live tracking of flight
How to track flight live
Live position of aircraft in sky
Live flight information
Track international flight
Know flight route
See live flights in sky