Street art is there to surprise and inspire us, to shake up the often dull urban environments in which it can usually be found in order to give us a fresh perspective on our otherwise familiar neighborhoods and streets. But sometimes street art goes one step further than that by not only altering the world around it, but actually interacting with it. Check out the pictures below to see what we mean.The list contains some of the cleverest and most eye-catching examples of what happens when street art meets nature. Don’t forget to vote for your favorite!