Princes in the Tower old boiler and also to add a new repository for the remains of future Deans and Canons of Windsor. A request was forwarded to the Dean and Canons of Windsor to consider a possible examination of the two vaults either by fibre-optic camera or, if possible, a reexamination of the two unidentified lead coffins in the tomb also housing the lead coffins of two of Edward IV's children that were discovered during the building of the Royal Tomb for King George III (1810–13) and placed in the adjoining vault at that time. Royal consent would be necessary to open any
Princes in the Tower royal tomb, so it was felt best to leave the medieval mystery unsolved for at least the next few generations. The 2012 Leicester archaeological dig has prompted renewed interest in re-excavating the skeletons of the "two princes", but Queen Elizabeth II has not granted the approval required for any such testing of an interred royal. The absence of hard evidence of what happened to the Princes has led to a number of theories being put forward. The most common theory is that they were murdered close to the time that they disappeared, and among historians and authors who accept the