Vlahina (Bulgarian: Влахина) or Vlaina (Macedonian: Влаина), known as the 'Vlach Mountain,' is a mountain range situated on the border between southwestern Bulgaria and eastern North Macedonia. The range's highest peak is Ogreyak (also known as Kadiytsa), rising to 1,924 meters. It is flanked by the Bulgarian town of Simitli to the northeast and the North Macedonian town of Pehčevo to the southwest.

Vlahina - Wikipedia