Errigal is a 751-metre mountain near Gweedore in County Donegal, Ireland. It is the tallest peak of the Derryveagh Mountains and the tallest peak in County Donegal. Errigal is also the most southern and the highest of the mountain chain called the "Seven Sisters" by locals. Wikipedia
Letterkenny Institute of Technology is the only college in Ireland with a Wind Turbine Training Tower. It is located at the Wind Energy Centre in Killybegs.
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