Mainland Britain's only turlough
Introduction
The photograph on this page of Mainland Britain's only turlough by Nigel Davies as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
There are currently over 7.5m images from over 14,400 individuals and you can help contribute to the project by visiting https://www.geograph.org.uk

Image: © Nigel Davies Taken: 7 Nov 2005
This lake by the roadside near Pant-y-llyn is a turlough - a lake that is not filled by any surface streams, but instead is supplied from below by the water table rising through the limestone.