Feeling present in your environment is a key aspect of mixed reality, where you can move, interact, and explore in the most natural way possible. Learn how Microsoft HoloLens and some headsets powered by Windows 10 use inside-out tracking to unlock world-scale experiences.
![Experience Mixed Reality at World Scale](https://cdn-ak-scissors.b.st-hatena.com/image/square/cf207c2e2fbe47998bf821e81ebd3836e882ba54/height=288;version=1;width=512/https%3A%2F%2Fi.ytimg.com%2Fvi%2F67yLuiSfMWM%2Fhqdefault.jpg)