Boulder Adventures, Llanberis offers outdoor activities and accommodation in Snowdonia, North Wales.
Probably built by Llywelyn ab Iorwerth ('the Great') early in the thirteenth century, the castle is dominated by a massive round-towered keep, still standing up to 50 feet (15.2m) high.
Please note that Electric Mountain is temporarily closed for refurbishment and upgrading. We hope to be back in the new and improved Visitor Centre by 2020.
Come and learn from experience with an environmentally conscious adventure provider based in Snowdonia National Park.
The Experts in Adventure Activities and Expeditions, based in Snowdonia, offering a wide range of activities, from relaxing walks in the mountains with family and friends to adrenaline fuelled coasteering.