From the source:
The Lake Agnes Tea House is one of the most famous trails in Lake Louise and the Canadian Rockies. Situated at an altitude of 2,135 m/ 7,005 ft the Lake Agnes Tea House offers stunning views where you can savouring a pot of freshly steeped tea and enjoy a bowl of homemade soup, sandwich or dessert. An adventure suitable for all ages, treat yourself to a classic Canadian hike!