Moscow 2050 -- like Steampunk without the steam. (Gearpunk?) (by Valdimir Shelest, CC licensed -- attribution/noncommerical.)
TILT -- offering a slanted perspective on life. (Click "Project Info" at the top of the page for rights information.)
Both the above come from the BeHance Network, a website for artists to display their portfolios and projects. Great stuff there.
Unsolicited plug: One of our own favorite artists is Sandra SanTara, from whom we've bought a lot of prints and t-shirts, both for ourselves and as gifts for friends & family. Her website is Windwolf Studio. (Image use restricted, or I'd include a sample here.)
And moving from the sublime to the ridiculous: Fellowship of the Vuvuzelas