Before I Die - Candy Chang.

When I saw this, I thought it was one of the best ideas ever in the world of streetart. The general idea is to remind people what they live for and that we should never forget what we live for - hard sometimes. Thats why Candy Chang turned this abandoned house - before cluttered with tags and graffiti - into a chalkboard where people could write what they want to do before they die. It's amazing