#3 – Canadian Rockies Day Hikes: Lake O’Hara Alpine Circuit Location: Yoho National Park Trailhead: Lake O’Hara Type: Loop Rating: Strenuous Total Distance: 7.5 miles Trailhead Elevation: 6,625′ Total Elevation Gain: 2,740′ Recommended Time: Full-day Recommended Season: Early-July to Mid-September Reservations for the Lake O’Hara bus are needed. (Otherwise add 7 miles (one-way) to hike…