Madeleine McCann, a young child of three years old, was visiting the popular Portuguese resort town of Praia da Luiz along with her parents and younger siblings, as well as a group of her parents' close friends, when she went missing on the night of May 3rd. Madeleine's disappearance became an international sensation and various police departments in both Portugal and the United Kingdom, as well as Madeleine's parents, would conduct independent investigations into her disappearance and the circumstances surrounding that night.