latest version of the Chrome browser includes a technology called WebVR
"WebVR without anything to look at isn't any fun, so here are some sites Google promoted for the technology: Bear 71, an interactive nature documentary; Matterport, a library of more than 300,000 celebrity homes and other sites; Within, a collection of VR movies; WebVR Lab, a collection of interactive VR worlds, and Sketchfab, an assortment of VR scenes."
WebVR - Bringing Virtual Reality to the Web
A-Frame – Make WebVR
Mozilla Launches A-Frame WebVR Framework To Help The Creations Of VR Websites | Eyerys
Getting Started – A-Frame