WorldwideBulgariaSofiaZlatitsa6004WorldwideBulgariaSofiaZlatitsa6004Cycling Climbs in 6004 There are 2 cycling climbs in 6004.Clicking on the climb category column will toggle between category and difficulty score.NameDistanceAvg GradientTotal ElevationClimb Category1.Ascent Smolsko westward3.55 km3%105 mCat. 42.Bunovska river - Smolsko3.66 km1.7%62 mN/A