On Thursday, the 33-year-old actor
posted a photo of himself dressed as his Avengers
character posing alongside Thor: Ragnorak's
director Taika Waititi. In the caption, Hemsworth announced that he would be supporting the Standing Rock protests in the U.S. "Standing with those who are fighting to protect their sacred land and water. #nodapl #waterislife #mniwiconi @taikawaititi," he wrote.