Tal-y-llyn Lake, also known as Talyllyn Lake, Llyn Mwyngil or Llyn Myngul is a large glacial ribbon lake formed by a post-glacial massive landslip damming up the glaciated valley
Tal-y-llyn Lake, also known as Talyllyn Lake, Llyn Mwyngil or Llyn Myngul is a large glacial ribbon lake formed by a post-glacial massive landslip damming up the glaciated valley