Book excerpt: The Avengers assemble again in Marvel Studios' follow-up to the record-breakingÿMarvel's The Avengers.ÿRobert Downey Jr., Chris Hemsworth, Mark Ruffalo, Chris Evans, Scarlett Johansson and Jeremy Renner reprise their roles as world-saving heroes in an adventure like no other. In this new collectible volume, go around the world with the Avengers in page after page of stunning concept art, production design, visual effects, revealing set photography, and commentary from cast and crew, including writer/director Joss Whedon and producer Kevin Feige.ÿMarvel's Avengers: Age of Ultrontakes Marvel's Cinematic Universe to new heights in yet another silver-screen triumph.