Provincia Antártica Chilena is one of four provinces in its southernmost
region,
Magallanes y Antártica Chilena Region. The capital is
Puerto Williams. The province is nearly 1,250,000 km² in area, which makes it almost twice as large as all other provinces of
Chile combined. The province is divided into two communes:
Commune of Cabo de Hornos (until 2001 called
Navarino, capital
Puerto Williams), area 14,146 km², population as of census 2002: 2,262, of which 1,952 are in the capital.
Commune of Antártica The two communes are administered by the Municipality of Cabo de Hornos and is the only instance of one municipality running more than one commune provided for in the Chilean constitution.
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