Wiwaky Peak is located in Yoho National Park in BC, Canada. The area can be accessed via Lake O'Hara. Lake O'Hara is accessed only by bus and requires a reservation in advance. Website with details here: pc.gc.ca/en/pn-np/bc/yoho/a…
The most popular route on Wiwaxy Peak, Grassi Ridge, can be done in a day - bus to bus. There is also a hut, managed by the Alpine Club of Canada, and a campground. Plan in advance for these accommodations. More info here: pc.gc.ca/en/pn-np/bc/yoho/a… and here: alpineclubofcanada.ca/huts/…
Bus via Lake O'Hara parking lot reserved in advance or walk the 12 km/7.5 miles to the Lake O'Hara area.