We did this during our first trip to Banff and really enjoyed it! Once at the top, there are a few restaurants to choose from and great views of the Canadian Rockies!
Lake Louise is located about 45 minuets West of Banff and is a must see! There is another Fairmont property right on the lake as well as ice skating.
If you are interested in Skiing this company offers lift tickets, rentals and lessons. Banff also offers snowshoeing, snowmobiling and sleigh rides.
The Clocktower Village Mall is located on Banff Avenue and has a wide variety of retail shops and dining establishments.
The Fairmont Banff Springs has a luxury spa on site if you are looking for a more relaxed activity. Services include access to a private whirlpool and other amenities.