Stakkholtsgjá Canyon Hike: a Canyon with a Hidden Waterfall in Þórsmörk, Iceland The hike into the Stakkholtsgjá Canyon is one of the most popular in the area around Þórsmörk. Stakkholtsgjá is a beautiful, pristine canyon, 2 KM long, with its 100m tall walls covered in green moss and grass. Apart from its beauty, The post Stakkholtsgjá Canyon Hike – A Canyon with a Hidden Waterfall appeared first on The Photo Hikes.