Google VR
From the website for the affordable, cardboard VR viewer: "Get it, fold it and look inside to enter the world of Cardboard. It’s a VR experience starting with a simple viewer anyone can build or buy. Once you have it, you can explore a variety of apps that unfold all around you. And with plenty of viewer types available, you're sure to find one that fits you just right."
View @ arvr.google.com
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