1. Jiulong Gorge: The Dragon's Lair of Red Sandstone Wonders 太行山脉的褶皱深处,九龙峡如一条沉睡的赤色巨龙,以石英砂岩的嶙峋骨骼(milYKk.szbinhai.com),勾勒出华北最摄人心魄的峡谷奇观。这里的地貌堪称地质学活教材:24条峡谷纵横交错,谷壁陡立如刀削,赤红岩层在 ...