10处过去未为人知的神奇地貌10 Geological Wonders you didn’t know(组图)zt
The Wave (between Arizona and Utah - USA)
A red-rock stunner on the border of Arizona and Utah, , is located in Bohol, Philippines.There are a number of hypotheses regarding the formationof the hills. These include simple limestone weathering, sub-oceanicvolcanism, the uplift of the seafloor and a more recent theory whichmaintains that as an ancient active volcano self-destructed, it spewedhuge blocks of stone which were then covered with limestone and laterthrust forth from the ocean bed.