Ancalagon The Black. Eärendil, on his ship Vingilot, slew Ancalagon with the aid of Thorondor and his Eagles. They fought Ancalagon for a whole day before Eärendil emerged victorious, and threw Ancalagon down upon Thangorodrim.
Dance of Death, also variously called Danse Macabre, Dança de la Mòrt , Danza Macabra or Totentanz is a late-medieval allegory on the universality of death. Here you can see images and poetry about death and dying