“The Art Newspaper calculates that Gagosian’s permanent gallery spaces total more than 153,047 sq. ft (14,200 sq. m) spread across eight cities: Los Angeles, New York, London, Rome, Athens, Paris, Geneva and Hong Kong (excluding its previous temporary space in Moscow, and now Rio). This is more than the entire 145,313 sq. ft (13,500 sq. m) exhibition space of Tate Modern, including its new extension and the Tanks.”