• BEGACH Running Club
    • BEGACH is a running club based in Sofia that organizes a variety of races every year as well as the running seminar Fizkultura every spring.  (Fully disclosure I am a member)
  • Trail Series (Bugarian)
    • The Series that got me into trail running, they offer a trail race once a month in the vincinity of Sofia in one of three distances 5k, 10km and 15km+. They also organize the Pirin Skyrun and Vertical Kilometer in July. 
  • 5km Run (Bulgarian)
  • iRun (Bulgarian)

Air Quality

Unfortunately as a runner this is something we have to take into consideration, especially in the winter months. My general restriction is to try to avoid running in the afternoon hours (12PM to 6PM) in the winter months.