From the OBEY Giant posters to Banksy's stencils and from iconicbubble letter tags to mosaic space invaders, street art is omnipresent.Graffiti and street art have long been part of our visual culture, from theirorigins in ancestral caves to New York City's subway walls. This book coversall aspects of an art form that is often underappreciated, ephemeral, and illegal.The diverse media and techniques employed are ever-evolving, and includegraffiti, stencils, tags and lettering, interventions, urban sculptures, collage,distortions, and even new multimedia. The artist's engagement and state ofmind are important components of street art; the book covers topics such asanonymity, the art form's dangerous nature, codes of conduct, and ideologicalengagement, as well as the interface of street art with contemporary art, popsurrealism, toy art, and music and sport. Street art is found on every continent,and the book gives focus to each country and its own modes of expression andspecificities. Portraits of 30 key artists, a glossary, and an address book ofimportant venues around the world complete the book.