In Snowdon's eastern cwm, a causeway on the Miners' Track crosses this dark lake below the summit.
Llyn Llydaw is a llyn in Gwynedd. It sits within Eryri National Park. For arrivals by rail, Roman Bridge Station is 8.8 km to the east. Glaslyn and Llyn Gwynant are among the lakes & lochs within 2.8 km.
