And for that reason, we've had to create an all-terrain version of the MRAP,".

VOA: standard.2009.11.02

After testing a crude version of their technology in 2007 on the Lincoln Park Municipal Course in San Francisco using GPS devices and HD cameras, the prototype proved that they could accurately map terrain and create a realistic game experience.

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Coming soon: synthetic-vision technology that draws on satellite signals to create 3-D images of the terrain, no matter what the weather.

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Create your own Vertical Reality at Vail's three terrain parks or get a Black Diamond Rush on the back bowls, before breaking for lunch and hot chocolate at Two Elk.

BBC: Daily deal: Three nights in Vail, Colorado