The Fall of Gondolin describes the dramatic destruction of the hidden Elven city of Gondolin by the dark lord Morgoth's armies after its location was betrayed by the Noldor lord Maeglin. The story details the city's founding by Ulmo, the arrival of the mortal Tuor, his marriage to Idril, and their escape with their son Eärendil to preserve hope for the future, making it a central, tragic tale of the First Age of Middle-earth.
