A lithograph drawing showing a person entering a Hyena's Den. Kirkdale Cave is a cave located in Kirkdale near Kirkbymoorside in the Vale of Pickering; North Yorkshire; England. The cave was discovered by workmen in 1821; and was found to contain fossilized bones of a variety of mammals not currently found in Great Britain.[London?; 1822].From: William Buckland; The Hyena's Den at Kirkdale; near Kirby Moorside in Yorkshire; discovered A.D. 1821 [by W. Buckland. Verses upon the subject by W. D. Conybeare; with a lithograph drawing; and a MS. letter from Dr. Buckland to Archdeacon Wrangham].1254. k. 1. (1)London; British Library.