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Alberta trails · Great Divide Trail

Great Divide Trail

A 11.6-mile out-and-back in Alberta, with 3,487 ft of climbing. Reaches Carthew Lakes and other lake/viewpoint/waterfall destinations.

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Length
11.6 mi
Elevation gain
3,487 ft
Difficulty
Expert
Max grade
41%
Steepest mile
+905 ft
Tread at ≥10% grade
5.9 mi
Shape
out-and-back
Surface
Ground

Elevation profile

4,255 – 7,742 ft1234567891011

The climbing leans toward the middle third: 49% of the ascent falls between mile 3.9 and mile 7.7. It gives back about 3,364 ft along the way, so it rolls rather than climbing steadily.

3-D terrain

3-D terrain view of Great Divide Trail

NRCAN MRDEM ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5

Reaches

Getting there

Bertha Lake Trail Head — parking nearby. 49.04683, -113.91683 · directions

Daylight at the trailhead

On October 14, 2026 — the day this page was generated — first light reaches this trailhead at 7:22 a.m., the sun rises at 7:54 a.m. and sets at 6:47 p.m., and the last usable light fades about 7:19 p.m. (MDT) — 10 h 53 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 23.2-mile round trip works out to roughly 12 h 04 min of walking — more than a single day of daylight here, so plan it as an overnight or hike it in sections.

Nearby trails