Since we became engaged in Banff, we're pretty big fans of this mountain destination. We've both only visited the area in the winter, but I'm sure the summer there is awesome.

Lodging:

Banff Fairmont Springs Hotel, Banff National Park $$$

Brewster's Mountain Lodge, Banff National Park $$

Dining:

Activities:

Spa-ing:

       Willow Stream at Banff Fairmont Springs (one of the best spa 

                experiences one could have!)

Skiing

        Sunshine

        Lake Louise

        and another one

Snowshoeing