Results 4 results found Big Rock, the largest glacial erratic, Okotoks, Alberta, Canada, North America Big Rock, the largest glacial erratic, Okotoks, Alberta, Canada, North America Big Rock, the largest glacial erratic, Okotoks, Alberta, Canada, North America Kananaskis Mountains, Canadian Rockies Front Ranges, with farmed foothills near Okotoks, south of Calgary, Alberta, Canada, North America
