U2 Achtung Baby U2 and Thierry Noir originally connected through mutual friend and collaborator Wim Wenders while U2 were recording Achtung Baby at Hansa Studios in Berlin in 1990. U2 chose Hansa Studios to record Achtung Baby because the storied location, where David Bowie and Iggy Pop recorded in the 70s, allowed the band to ... Sold