Well-insulated homes (6)
I believe the answer is:
igloos
(Other definitions for igloos that I've seen before include "Arctic dwellings" , "Ice-houses for Eskimos" , "Housing" , "Inuit houses made from blocks of snow" , "Houses for Inuits" .)
I believe the answer is:
igloos
(Other definitions for igloos that I've seen before include "Arctic dwellings" , "Ice-houses for Eskimos" , "Housing" , "Inuit houses made from blocks of snow" , "Houses for Inuits" .)