rugged path through glyderau mountains near cwm idwal, north eryri (snowdonia

glyderau mountains cwm idwal trail north eryri scenery snowdonia landscape rocky path mountain lush greenery rugged terrain natural beauty wales dramatic cliffs scenic hiking untouched wilderness vibrant foliage remote nature escape adventure peaceful countryside viewpoint uk trails ancient rock formations hillside tranquility serene picturesque national park hidden welsh exploration climbing destination pristine environment springtime tourism rural outdoor iconic tranquil shaded paths retreat getaway hotspot lover serenity