The National Gallery of Victoria, popularly known as the NGV, is an art museum in Melbourne, Victoria, Australia. Founded in 1861, it is Australia's oldest and most visited art museum. The NGV houses an encyclopedic art collection across two sites: NGV International, located on St Kilda Road in the Melbourne Arts Precinct of Southbank, and the Ian Potter Centre: NGV Australia, located nearby at Federation Square. The NGV International building, designed by Sir Roy Grounds, opened in 1968, and was redeveloped by Mario Bellini before reopening in 2003. It houses the gallery's international art collection and is on the Victorian Heritage Register.