Demirci yayla located on terrain feature Crimea
Demirci yayla (Ukrainian: Демерджі́-яйла́ or Демірджі-яйла, romanized: Demerdzhi-yaila, Demirdzhi-yaila; Russian: Демерджи́-яйла́, romanized: Demerdzhi-yayla) is a massif and regional nature reserve (zakaznik) located in Crimea, a region internationally recognised as part of Ukraine but occupied by Russia since 2014. The yayla is best known for the Valley of Ghosts, a rock-filled valley situated in the massif.