Wikipedia
Muckish
Muckish is a distinctive flat-topped mountain in the Derryveagh Mountains of County Donegal, Republic of Ireland. At , it is the third-highest peak in the Derryveagh Mountains and the 163rd highest in Ireland. Muckish is also the most northern and second highest of the mountain chain called the " Seven Sisters" by locals. The Seven Sisters includes: Muckish, Crocknalaragagh, Aghla Beg, Ardloughnabrackbaddy, Aghla More, Mackoght and Errigal.