Guishan, literally means Turtle Island also known as Kueishan Island, is situated in the most northern water in Yilan County in the Pacific Ocean. The island got its name because its shape resembles a turtle.
The island is 3.3 kilometers wide from east to west and 1.7 kilometers long, coming to a total area of 2.85 kilometers squared, with a total coastline of approximately 10 kilometers.
Even with its small size, there are steep cliffs, active hot springs, hills and peaks, erosion caves, lakes, cold springs, rare cliff vegetation and a rich ocean ecology.
Railway Bridges of Taiwan