4k00:20A view of Yosemite Valley is a glacial valley in Yosemite National Park in the western Sierra Nevada mountains of Northern California. The valley is surrounded by Half Dome and El Capitan.
hd00:25A man works at a clean desk with a computer and keyboard and mouse. He might have glasses on with a clock or medical chart in the background. The office has a window with light outside.
4k00:15A small child is learning the alphabet and how to count with a parent, tutor or teacher. The education is set to the pace of the pupil. The teaching tools are tactile and kid friendly.