The Callaghan Valley is located in the Sea to Sky Country of southwestern, British Columbia , in the Pacific Ranges of the Coast Mountains 90 km north of Vancouver . It was the home of the 2010 Winter Olympics 's Whistler Olympic Park , the venue for the Nordic events of the Olympics, and adventure tourism operations including Canadian Wilderness Adventures .
5-490: The valley is the basin of Callaghan Creek , at the head of which is Callaghan Lake and associated provincial park . Midway down Callaghan Creek is the confluence of Madeley Creek, just above which on that creek is Alexander Falls , which lies just at a bridge on the road to Callaghan Lake. On its western perimeter is the Powder Mountain Icefield , and the potentially active volcano Mount Cayley , which lies at
10-529: Is a provincial park in British Columbia , Canada , located in the upper Callaghan Valley to the west of the resort town of Whistler . The dormant volcano Mount Callaghan overlooks the lake on its north side, while just to the south of the park is the sliding events facility for the 2010 Olympics . Callaghan Lake was to be the site of the base village for a proposed ski resort, Powder Mountain Resort , but
15-663: The West Fork of the Cheakamus) and east of which is the Resort Municipality of Whistler . The valley's mouth and road access is at McGuire 's on BC Highway 99 , 14 kilometres south of downtown Whistler , in British Columbia . The location is also known as Northair, and the road as the Northair Mine Road, after a mine located a few miles north of the junction, which is marked by a quarry pit columnar basalt lava rock on
20-793: The opposite side of the highway, and which are the northern end of a small lava plateau between the highway and river south to and including Brandywine Falls . Volcanoes in the Callaghan Valley were erupted between 25,000 and 11,000 years ago whose age is extremely young in the geologic record. The Callaghan Valley is a unique microclimate surrounded by a circular rampart of five mountains. Recent commercial snow sports developments have completely altered this ecosystem and these changes are increasingly having an impact on it. 50°08′13″N 123°09′07″W / 50.13694°N 123.15194°W / 50.13694; -123.15194 Callaghan Lake Provincial Park Callaghan Lake Provincial Park
25-487: The valley's southwestern extremity. Mount Callaghan , at the head of the valley, is a dormant volcano because its last eruption was not as recent as Mount Cayley's, nor does it display hot spring or seismic activity . The valley's eastern wall is the small range formed by Mount Sproatt and Rainbow Mountain , which lies in the angle of the Cheakamus River and Callaghan Creek (which in the past has also been known as
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