Heinz Mack in "Tele-Mack"

Heinz Mack in "Tele-Mack"

Weiss-Henseler/VG Bild-Kunst/Saarlaendischer Rundfunk via Bloomberg

Heinz Mack in "Tele-Mack," his 1968 film of his installations in the desert. Bonn's Bundeskunsthalle is holding a retrospective of the artist's work in honor of his 80th birthday.