The Midas Monument, or Yazılıkaya, is the most magnificent example of Phrygian rock façades.
The monument was named after the word Midai in the Phrygian inscription on the flattened bedrock at the upper left of the monument located in the Yazılıkaya Valley of the mountainous Phrygian valleys in Han district of Eskişehir. Local people named the monument Yazılıkaya due to the inscriptions on it.
There are Phrygian inscriptions on the monument.