Everywhere, Karyn!
YouTube, Vimeo, FB (personal and business pages), Twitter, LinkedIn, About.Me, blog, Pinterest, other forums where you participate.
Some other ideas:
http://www.movavi.com/support/how-to/where-to-upload-video.html
http://www.freemake.com/blog/top-7-free-video-sharing-sites/
And, of course, here, in it's embedded,open, form.
Sorry it took so long for me to come back and add this info, Karyn. I meant to, the very day I saw it. Bad me! ;-)
Tags -- art,artist, painter, paintings, contemporary art . . . to name a few. I'm sure you've thought of some great ones by now!