No trace has ever been found of a 76-year-old man who was on a group tour with his wife at a popular tourist site when he went missing.
Charlotte was reported missing on Thursday
More than 100 people, including Australian Defence Force personnel, combed rugged bushland for days following his disappearance.
Police are appealing to find missing 13-year-old girl last seen in Bradford's Clayton area
The body of a California woman who went missing in a remote area of Costa Rica earlier this month has been confirmed to be 30-year-old Ashley Phillips.
West Yorkshire Police are looking for Holly
The man was reported missing on Sunday (June 21) morning