Street Art includes any art developed in public places, and mainly done in an illegal way.
The techniques of street artists are as varied as the artists themselves. Street artists surprise by integrating their artwork mainly in quite busy public places. It usually has a powerful message that criticizes the society with irony and invites to reflection.
Street art can include traditional graffiti artwork, stencil graffiti, sticker art, wheatpasting and street poster art, video projection, art intervention, guerrilla art, flash mobbing, street installations and so much more.