The Into the Wild Tour was the second worldwide concert tour by American rock band Thirty Seconds to Mars in support of the band's third studio album, This Is War. The tour reached the Americas, Europe, Africa, Asia and Australasia over a two-year period and it marks the first major concert tour the band has performed in North America and Australia. Along with playing arenas and amphitheatres, the tour headlined at several festivals in Europe and Australia. The tour's namesake derives from a song entitled, "The Mission", that appears on the band's eponymous debut album.

Thirty Seconds to Mars is an American rock band from Los Angeles, California, formed in 1998. The band consists of brothers Jared Leto and Shannon Leto. During the course of its existence, it has undergone various line-up changes with the Leto brothers being the only consistent members.