Super Hero Hype says:
Scooper 'EvilElvis' sent in these photos of a set for Marvel's The Avengers, which is currently filming for a May 4, 2012 release. The source wrote:
These were taking in Albuquerque, NM where they are filming the Avengers movie aka GH aka Group Hug. They have leased the old Santa Fe rail yard. Cheers!
Written and directed by Joss Whedon, the action adventure stars Robert Downey Jr., Chris Hemsworth, Chris Evans, Jeremy Renner, Mark Ruffalo, Scarlett Johansson, Clark Gregg, Samuel L. Jackson, Cobie Smulders, Tom Hiddleston and Stellan Skarsgård