"Vertical Landscape" by Eiko Ojala. It looks like a paper landscape but the artist actually works digitally and hand-draws all the elements to look like they're cut out of people. (Hint: the shadows help!
Incredible geometric landscapes by New York based artist JR Schmidt. Schmidt has created well over 60 examples many for digital art purveyor NeonMob. Project was created by using Cinema and Adobe Photoshop.