Nothing too revealing here, but thanks to New Hollywood's Twitter, we now know that Marvel Studios' The Avengers has shut down one of the Albuquerque International Sunport Airport's largest runways for set construction:
Below is an aerial image of the Albuquerque International Sunport Airport:
I believe that the images below are of the north runway of the airport, but I'm not 100% certain:
Regardless, there certainly is a lot of open space for filming, so one might assume that when New Hollywood says they're building a big set, the word "big" is an understatement...