Pistyll y Llyn
Introduction '''Pistyll y Llyn''' is one of the tallest waterfalls in Wales and the United Kingdom. It is a horsetail style set of falls which are located in the Cambrian Mountains about  from Glaspwll in Powys, Wales.It is formed where the River Llyfnant falls from Llyn Penrhaeadr for approximately  into Cwm Rhaeadr in two waterfalls, and a series of cascades. The tallest waterfall is a single horsetail drop of . This is sometimes mistakenly stated as .
References