LL54 6BW Trigonos | yn Eryri in Snowdonia – yn Eryri | in SnowdoniaThe ideal venue for your event or holiday We can provide the perfect setting for your workshop, training, retreat, art, tai chi, re-union, holiday group and more An 18 acre estate in a quiet Snowdonia valley. We border a lake within a superb mountain https://trigonos.org/