<prompt> Translate the following text to EnglishLakini hazina kubwa ya makumbusho ni bila shaka makaburi ya duques katika Salle des Gardes, kuletwa hapa kutoka Charterhouse ya Champollion, ambayo iliharibiwa wakati wa Mapinduzi.  <response>: But the museums greatest treasures are undoubtedly the dukes tombs in the Salle des Gardes brought here from the Charter?house of Champmol, which was destroyed during the Rev?o?lu?tion. 