In Greek mythology, Calypso was a nymph who lived on the island of Ogygia, where, according to Homer's Odyssey, she detained Odysseus for seven years. She promised Odysseus immortality if he would stay with her, but Odysseus preferred to return home.

Ogygia is an island mentioned in Homer's Odyssey, Book V, as the home of the nymph Calypso, the daughter of the Titan Atlas. In Homer's Odyssey, Calypso detained Odysseus on Ogygia for seven years and kept him from returning to his home of Ithaca, wanting to marry him.