Cscade

"Cscade is a cutting-edge, community-driven website through which you can earn exposure and prizes by submitting your best artistic work.
Have an amazing image to share? Want to show people across the globe how incredible your photographs or drawings can be? Hop in on one of our photo contests and find out whether your work is good enough to earn the top slot. Images you submit earn you points that can then be used to claim cool prizes like tablets, cameras, and more."