Mausoleum of Sir Richard and Lady Burton
The Mausoleum of Sir Richard and Lady Burton is a Grade II* listed tent-shaped mausoleum of Carrara marble and Forest of Dean stone in the churchyard of St Mary Magdalen Roman Catholic Church Mortlake in the London Borough of Richmond upon Thames. It contains the tombs of the Victorian explorer Sir Richard Burton (1821–90), who took part in the search for the source of the River Nile and translated The Arabian Nights, and his wife Isabel, Lady Burton (1831–96), who designed it.
Source: Wikipedia — Mausoleum of Sir Richard and Lady Burton (CC BY-SA 4.0)