Limestone Landscape Nov 19, 2014 "Deep in the Guangxi Province of China," by Trey Ratcliff. landscape China river farmland hills Guangxi Province valleys karst topography (Image credit: Trey Ratcliff via StuckInCustoms)
"Deep in the Guangxi Province of China," by Trey Ratcliff."Deep in the Guangxi Province of China," by Trey Ratcliff.