San Cristobal is the easternmost island of the Galapagos, made up of three extinct volcanoes. It was named after the Patron Saint of seafarers, St. Christopher, though also has a second name of Chatham Island, named after William Pitt, 1st Earl of Chatham. It has a population of approximately 6000 people and is home to one of the islands two airports. San Cristobal is where Darwin first went ashore on the islands in 1835.
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