http://www.sailwx.info/shiptrack/shiplocations.phtml http://www.mariweb.gr/ecs http://www.vesseltracker.com/app http://vesseltrax.com/ http://www.shippingexplorer.net/en http://www.fleetmon.com/ http://www.shiptracking.eu/ais/ http://www.worldvtsguide.org/index.html
Similarly live air traffic from around the world is aggregated and it uses ADS-B technique to receive flight information from aircraft:-
http://www.radarvirtuel.com/ http://www.flightradar24.com/ http://www.flightstats.com/go/Home/home.do http://casperflights.com/ http://radar.piopawlu.net/