Nevşehir Castle (Turkish: Nevşehir Kalesi) is a historic castle in the city of Nevşehir, overlooking the underground city of Kayaşehir. It was a fortress for defensive, military purposes.

Not much is known about Nevşehir Castle, it is theorized to have been built by the Seljuks around 1100, though it also theorized to have been built by the Byzantines as a military outpost.

• Özcan Çakır. "Nevşehir Castle Region in Turkey Interpreted by the Use of Seismic Surface Wave and Electrical Resistance Measurements Together" (in Turkish). Retrieved 2019-11-22.
• Nart Coskun, Özcan Çakır. "Preliminary investigation of underground settlements of Nevşehir Castle region using 2.5-D electrical resistivity tomography: Cappadocia, Turkey". Retrieved 2016-11-11.
• Nevşehir Kayaşehir Castle
• Turkish Haberler. "The world's largest underground city will be opened in Nevşehir in 2023" (in Turkish). Retrieved 2022-11-22.
• "CASTLE OF NEVSEHIR AND ENVIRONS". Retrieved 2021-05-04.
• Anadolu Agency. "Underground city tunnels in Turkey's Cappadocia open to travelers". Daily Sabah. Archived from the original on 2022-11-07. Retrieved 2022-04-25.

• Nevşehir Castle
• Information on the castle and underground city
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