Foreign participants negotiate the road to Barangay Sibulan in Sta. Cruz, Davao del Sur during the 2nd International Boulder Face Challenge, which a 24-hour race that kicked off on Saturday from the town proper to the peak of Mt Apo navigating through rugged terrains and wild rivers, passing through its grueling boulder face to the peak then back to the town proper covering around 70-80 kilometers. Mindanews Photo by Ruby Thursday More
