太鲁阁大峡谷太鲁阁大峡谷位于台湾岛的东部,约生成于400万年以前,当菲律宾海洋板块与欧亚大陆板块碰撞而形成台湾岛的同时,慢慢隆起的中央山脉表层岩层受到风化侵蚀作用而剥离,大理岩因而裸露地表,这些大理岩受到立雾溪长期侵蚀下切作用与地壳不断隆起上升,便形成了陡峻几乎垂直的U Taroko Grand Canyon Taroko Grand Canyon is located in the eastern part of Taiwan Island, about 4 million years ago, when the Philippine Ocean Plate collided with the Eurasian Plate to form the island of Taiwan at the same time, the slowly rising epicenter of the Central Mountain Range suffered Weathered and eroded and peeled off the surface of marble thus exposing the surface of these marble by Liwu Creek long-term erosion under the action of crustal uplift and rising, they formed a steep almost vertical U