Doth mother know you wear-eth her drapes?
Having defeated Loki, the proto-Avengers are transporting him back to the Helicarrier, when Thor stops them and steals Loki. A fight between Thor, Iron Man and Captain America breaks out on a nearby forested mountain. The mountain cliff and forest were shot near the town of Chilili, New Mexico according to Cinefex #130.
(The Avengers, 2012)