Mysterious potholes in the solid cliff faces, along with magnficent rock formations are found throughout the Swallow Grotto Trail at the Taroko Gorge National Park. These dramatic rock formations and potholes are the highlights of this trail. I am guessing these rock formations were basically millions of years old formed by years of earth quakes, ice, water and volcanic activity. I’m no geological expert, but all I can say it is simply a marvel to hike through this simple trail. Read Full Article →











