The colors aren’t as vibrant as Robinson remembers last year, but this autumn comes with far more water. Many Yosemite waterfalls normally appear nearly dry in the fall. “The Merced River is ...

Visitors view Hukou Waterfall, part of the Yellow River in Jixian county, North China's Shanxi province.[Photo by Lyu Guiming for chinadaily.com.cn] In recent sunny autumn days, Hukou Waterfall ...