A teenager has been airlifted to hospital with serious injuries after he fell 40ft in a quarry near Merthyr.
The incident happened on Sunday afternoon near Cefn Coed.
Three mountain rescue teams, the coastguard helicopter and the air ambulance were all involved in the two-hour rescue.
Mark Moran, from Central Beacons Mountain Rescue Team, said the 13-year-old was playing with friends when he fell.
Mr Moran said he had been airlifted to the University Hospital of Wales, in Cardiff, for treatment.