Google Earthlings fly to Mars
Now enjoying extraterrestrial extras
Back on Earth, meanwhile, there's a new "Ocean" feature, which has been getting a lot of press over the last couple of days with its 3D bathymetry, and material gleaned from National Geographic, Cousteau Society and the BBC.
What caught our eye, though, was the shipwrecks option. Here a grab from Davey Jones' Locker.
Google says that if you fancy adding a few subaquatic sites of your own, KML files are fully waterproof.
Back above ground, Google has given Google Earthlings the chance travel through time with a "Historical Imagery" option ("View" menu > "Historical Imagery"). A handy slider allows you to select the latest view of a site, or previous snaps.
Here's what Wembley stadium used to look like:
And here's the most recent incarnation:
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