See the great new features (if you can't see the video it means You Tube is blocked at your school!)

See global changes with decades of historical imagery
If you've ever wondered how your local area has changed throughout time, Google Earth now gives you access to the past. With a simple click, take a look at suburban sprawl, melting icecaps, coastal erosion and more.

Dive beneath the surface of the ocean
In the new ocean layer, you can plunge all the way to the floor of the sea, view exclusive content from partners like BBC and National Geographic as well as explore 3D shipwrecks like the Titanic.

Track and share your paths with others
Take placemarks a step further and record a free-form tour in Google Earth. Simply turn on the touring feature, press record and see the world. You can even add a soundtrack or narration to personalise the journey.

 Download it for free here