The Joshua Tree was the fastest and highest selling album of 1987, representing a life affirming rebuttal of the synthesizer pop of the preceding years. Rock's DNA of blues, folk, gospel and country were he building blocks of the album, fashioned lyrically and acoustically for the 80's. U2 and their producers Brian Eno and Daniel Lanois approached the recording of the album as an experiment, using it as an opportunity for each of them to explore their own ideas, musical political and personal. This program story tells the story of that creative collision.