The Johannesburg Art Gallery (JAG) is an art gallery in Joubert Park in the city centre of Johannesburg, South Africa. It was once the largest gallery on the continent with a collection of more than 9000 artworks. The gallery collection is larger than that of the Iziko South African National Gallery in Cape Town. The building, which was completed in 1915, was designed by Sir Edwin Lutyens, with Robert Howden working as supervising architect, and consists of 15 exhibition halls and sculpture gar