The Galápagos Islands – located about 972 km (525 nmi) west of continental Ecuador, of which they are a part. Galapagos Islands are an archipelago of thirteen (13) volcanic islands and rocks. The Galápagos Islands and its nearby waters form an Ecuadorian province, a national park, and a biological marine reserve. The main language on the islands is Spanish. Some 25,000 people live in these islands. The islands are famous because they are studied by Charles Darwin during the voyage of the Beagle, his observations and gatherings added inception to the Darwin’s Theory of evolution by natural sciences.