Picton, Lennox and Nueva form a group of three islands (and their islets) on the extreme south of South America, in the Chilean commune of Cabo de Hornos in Antártica Chilena Province, Magallanes and Antártica Chilena Region. In the Tierra del Fuego archipelago, they lie east of Navarino Island and are separated from the Argentine part of Isla Grande in the north by the Beagle Channel. They have an area of 170.4 km² (Lennox), 105.4 km² (Picton), 120.0 km² (Nueva).