Shutterstock - Shutterstock is a provider of stock photos, illustrations, and vector art. The website allows individuals to purchase a subscription and download copyrighted art for creative projects. Read more about Shutterstock.
Sketchucation - Sketchucation is a 3D SketchUp Community for students, professionals, designers, and hobbyists.
Getty Images - We offer high-quality, diverse and relevant stock photos, stock footage, stock music and editorial...
3dxo.com - 3dxo.com is a great place for both professionals and hobbyists to find some really cool, free 3D models.
iStock - Browse the best stock library of royalty free content at prices anyone can afford.
TheSketchupEssentials - TheSketchupEssentials is a community to get SkethuUp tutorials and help from professionals.