Mt Alderson and Alderson Lake The view to Mt Alderson (right of center), with deep blue-green Alderson Lake below. the Alderson Lake backcountry campsite is situated on the left-hand shore of the Lake (as seen from this vantage point).
This image is from the presentation "Astride the Divide - Rocky Mountains - Carthew-Alderson Traverse and Mt Carthew - Waterton Lakes National Park".