Commonly Known Sources

• Twitch TV — Streaming Gaming Video: by Gamers, for Gamers
• Vimeo — Less known than YouTube, but still famous.
• YouTube — Probably the most famous video site.

Educational & Informative

• TED — Ideas Worth Sharing
• TED-Ed — Lessons Worth Sharing
• TEDx — Independent and Local

TV & Movie Information

• IMDb is one of the original and largest sources for movie, TV and celebrity content.
• TheMovieDB — An extensive collection of TV and movie metadata, organized & searchable.
• TheTVDB — Same as TheMovieDB, except focused around Television specifically.