However, Ned made the mistake of burying Lyanna in the crypts, thus awakening the Night Queen, who then assimilated herself into Lyanna's body.

Source: https://www.cbr.com/got-strange-reddit-theories/

Most of them are in the crypts adjacent to the Chapel of the Holy Sepulchre and the Chapel of the Most Holy Sacrament.

Source: https://www.euronews.com/2023/06/13/buried-with-their-executioners-spanish-civil-war-victims-to-finally-be-exhumed

While more than half of Australians opts to be cremated, crypts in mausoleums remain popular among Melbourne’s large Italian community, according the Australian Funeral Directors Association.

Source: https://www.theguardian.com/australia-news/2023/jul/09/crypt-flation-the-rising-costs-of-graves-and-mausoleums-in-melbourne