Llyn Idwal into Llyn Idwal from around Cwm Idwal. One small river flows out and joins the Afon Ogwen river at Pont Pen-y-Benglog near Ogwen Cottage, immediately above the Rhaeadr Ogwen waterfall. The lake is easily accessible on foot via a 900-metre long stone-paved path from Ogwen Cottage on the main A5 road. Another path encircles the lake. Two paths lead from opposite sides of the lake to the top of the ridge close to the Twll Du (Devil's Kitchen), but these paths become rather steep in places. They lead to Glyder Fach and Glyder Fawr. There is a small pebble beach
The Devil in the Dark The Devil in the Dark "The Devil in the Dark" is the twenty-fifth episode of the of the American science fiction television series "". Written by Gene L. Coon and directed by Joseph Pevney, it first aired on March 9, 1967. In the episode, Captain Kirk and Spock face off with a deadly subterranean creature. William Shatner wrote in his memoirs that "The Devil in the Dark" was his favorite original "Star Trek" episode. He thought it was "exciting, thought-provoking and intelligent, it contained all of the ingredients that made up our very best "Star Trek"s". In the documentary "50