Canada's Top 10 longest bike climbs. We have documented the 10 Canadian Bike climbs in Canada and those are featured in the slideshow on this page as well as the Table for the full Top 10 Canadian Bike Climbs. The longest cycling climbs in Canada, and some of the hardest and most scenic Canadian bicycling climbs are, in order of elevation gain, 1. Sunwapta Pass South, 2. Maligne Lake, 3. Bow Summit South, 4. Mt. Baldy (BC), 5. Kootenay Pass East, 6. Apex from Penticton, 7. Mt. Revelstoke, 8. Bonanza (Paulson) Pass, 9. Strawberry Pass, and 10. Pennask Summit