e51fb627_Snow_Shelters__5
[0] IGLOO [1] 2-3 man-hours [3] Very nice and warm if it's done right. [4] You need to make a few practice igloos before you get one right. [6] Igloos are great snow shelters, they are very warm and comfortable. They do require some skill to make. If you are a snow camper it's a great idea to learn how to make an igloo. [7] how to make an igloo [5] 
Deep enough good consistency packed snow
Snow Shelters
5