Metastream - Watch streaming media with friends
Louvre Museum Online - Explore the entirety of the Louvre's collection for free
Watch2Gether - Watch2Gether is an app that allows multiple people to watch the same content simultaneously and interact with each other while watching.
Escapista - Curated videos to relax and explore the world from home.
StreamParty - StreamParty is a watch communiry, that allows you to watch video streams in sync with the people you care about, on multiple services.
Sketchfab Download - Download 3D files from British Museum, HTC, Microsoft & more