Galápagos is a three-part BBC nature documentary series exploring the natural history of the Galápagos Islands and their important role in the formation of Charles Darwin's theory of evolution. It was first transmitted in the UK on BBC Two in September 2006. The series was filmed in high definition, produced by Mike Gunton and Patrick Morris of the BBC Natural History Unit and narrated by actress Tilda Swinton. The series was proposed to the BBC by the principal cinematographers Paul D. Stewart and Richard Wollocombe.