Approach- From Bala, head north on the A4212 and, after one mile, turn left for Rhyd-Uchaf on a minor road. Follow this for 7.5miles to the Dwr Cymru road gate which appears on the left shortly before Arennig village, there is a small amount of parking on the roadside verge here. Additional parking can be found further along the road near the Daea Fawr Quarry. 

To approach Simdde Ddu follow the reservoir track, it is recommended to follow the track and cross the river by the Dam, and approach the crag from the South, tracks from the Northern side are almost non- existant.

A wide range of cliffs - mainly traditional and multi pitch inc. the popular Llanberis Pass, Idwal Slabs, Clogwyn du'r Arddu and Cwm Silyn cliffs, but also outlying outcrops such as Carreg Alltrem. Many crags are on CROW access land - but not all especially some of the outcrops which lie on private enclosed land. Most of central Snowdonia is both designated an SSSI and also is an European Special Area of Conservation on account of the upland habitat and associated geology and plants found here.