An immaterial museum, a social sculpture, a laboratory for the museum of the future: this book is an exhibition filled with moments of inspiration on Vienna’s legendary museum in progress. With its projects in public and media spaces, the museum has been operating beyond traditional forms of presentation for contemporary art since 1990. museum in progress uses open spaces as temporary spheres of activity for art interventions, on billboards, on building facades, in concert halls, on television and even on board aeroplanes. In much the same way as if it were a laboratory, museum in progress is constantly undertaking cutting-edge experiments with art projects that take effect as a sociopolitical action. The artistic intervention by Adrian Paci makes every copy of the book unique