Cascade of Afon Lloer looking towards Tryfan Mountain, Snowdonia National Park (Eryri), Wales, United Kingdom

Rocky river in Cwm Idwal looking towards Tryfan at sunset, Snowdonia National Park, Conwy, Wales, United Kingdom, Europe

Autumn colours in Ogwen Valley backed by Tryfan and the Glyderau mountains, Snowdonia National Park (Eryri), North Wales, United Kingdom

Tryfan, viewed from the top of Bristly Ridge on Glyder Fach, Snowdonia, Wales, United Kingdom, Europe

Tryfan, viewed from the top of Bristly Ridge on Glyder Fach, Snowdonia, Wales, United Kingdom, Europe

Tryfan reflected in the water of Llyn Idwal in Snowdonia, Wales, United Kingdom, Europe

Wildflowers in the Ogwen Valley with Tryfan beyond, Snowdonia National Park, North Wales, United Kingdom, Europe

Bogbean (Menyanthes trifoliata) in foreground, with Glyder Fach, Bristly Ridge and Tryfan mountain east face across Nant yr Ogof, Snowdonia National Park, Ogwen, Conwy, Wales, United Kingdom, Europe

Water cascading down a fall on the Afon Lloer, overlooking the Ogwen Valley and Tryfan in the Glyderau mountain range, Snowdonia, Wales, United Kingdom, Europe

Tryfan, Llyn Ogwen and the Ogwen Valley in winter, The Glyderau Mountains, Snowdonia National Park, North Wales, United Kingdom, Europe

Tryfan and the Ogwen Valley viewed from Bristly Ridge, Eryri, Snowdonia National Park, Gwynedd, North Wales, United Kingdom, Europe

Tryfan, the Ogwen Valley and Glyderau Mountains viewed from Bristly Ridge, Snowdonia National Park, North Wales, United Kingdom, Europe

South ridge of Tryfan from Glyder Fach, Snowdonia National Park, Gwynedd, Wales, United Kingdom, Europe

Water cascading down a fall on the Afon Lloer, overlooking the Ogwen Valley and Tryfan in the Glyderau mountain range, Snowdonia, Wales, United Kingdom, Europe

A climber makes a free-hanging abseil from a steep cliff in the Ogwen Valley, near Tryfan and Snowdon, Snowdonia, Wales, United Kingdom, Europe

Stream and Tryfan Mountain, Ogwen Valley, Snowdonia, Wales, United Kingdom, Europe

Trekking the trail towards Tryfan in Snowdonia, Wales, United Kingdom, Europe

Stone footpath leading towards Llyn Ogwen with view of Tryfan in Snowdonia National Park. Ogwen, Conwy, Wales

View of Tryfan with flowing river in Snowdonia National Park. Ogwen, Conwy, Wales

Last light on Tryfan viewed from Glyder Fach, The Glyderau, Snowdonia National Park, Eryri, North Wales, United Kingdom, Europe

Trekking the trail towards Tryfan in Snowdonia, Wales, United Kingdom, Europe