Real 4K HDR: Rocky Mountain Express IMAX Documentary Clip in HDR (Chromecast Ultra)

4K HDR clip from the Rocky Mountain Express IMAX documentary. Buy it from Amazon here: http://amzn.to/2q29oaS Buy a Chromecast Ultra for your 4K HDR TV: https://bhpho.to/2ry54y5 To view this video in real HDR you need a 4K HDR TV and a device with YouTube HDR such as Chromecast Ultra. YouTube HDR is also available on some Samsung TVs such as the KS7, KS8, and KS9 series with up-to-date firmware. If you are viewing this video on an SDR (normal non-HDR) TV the color and contrast may not look correct. --- Affiliate links disclosure: The HDR Channel is a participant in the Amazon, B&H Photo Video, and Adorama affiliate programs. If you purchase something from our affiliate links we will get a small commission with no extra cost to you. This makes it possible for us to make more videos. Thank you!