Ever wondered how the people of the world move about travelling, doing business, going on holiday, visiting new places and meeting new people? What about all of the needs of the world, the food, clothes, building materials, medicine?
Well using science these craft have transponders that transmit information about where it is in the world, how fast it's travelling, in which direction it is travelling along with other information and can be tracked in realtime 24 hours a day, 7 days a week.
For aircraft tracking just visit this site : https://www.flightradar24.com/ Click on one of the little yellow planes to view information about where it departed from along with it's destination.
For marine tracking, visit this site : http://www.marinetraffic.com/ and again click on one of the little ships to show more information about it.
Enjoy watching the world!