An underground oil tank makes a mysterious art gallery for Adrián Villar Rojas. It’s part of the $245 million Sydney Modern Project opening in December.

SYDNEY — Sydney Modern isn’t just the most important building in Sydney since Jørn Utzon’s magnificent Opera House. The new addition to the city’s premier art gallery is also a global ...

Brand, an Australian art historian who previously served as director of the J. Paul Getty Museum in Los Angeles, calls the complex, with its new building, “a continuation of Sydney.” ...