Vlahina
Vlahina (Bulgarian: Влахина) or Vlaina (Macedonian: Влаина), meaning "Vlach Mountain" is a mountain range on the border of southwestern Bulgaria and eastern North Macedonia.
The highest peak is Ogreyak (also known as Kadiytsa) at 1,924 m. Nearby towns include Simitli to the northeast in Bulgaria and Pehčevo to the southwest in North Macedonia.