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On King George Island, the gateway to Antarctica, five different nations operate research stations located in the most extraordinary of environments. Only together can researchers survive such hostile conditions. King George Island on the edge of the coldest, loneliest continent on Earth. The island is the gateway to Antarctica. Located at its southwestern tip in an extraordina...。In the shady campgrounds of Yosemite valley, climbers carved out a counterculture lifestyle of dumpster-diving and wild parties that clashed with the conservative values of the National Park Service. And up on the walls, generation after generation has pushed the limits of climbing, vying amongst each other for supremacy on Yosemite's cliffs. "Valley Uprising" is the riveting, ...。