April is upon us, and it’s time for the March instalment of our *almost* monthly Top 10 most popular street art pieces on StreetArtNews (This ranking is based on our server’s unique page-views).

Featured number one is Diogo Machado aka Add Fuel which transformed this plain looking electrical box on the streets of Lisbon in Portugal into a surprising illusion by making it look like a cracked exterior is revealing a gorgeous blue tile interior.