Igloo Diagram - Traditional Snow Shelter Structure Explained #259404 (License: Personal Use)

This black-and-white line drawing depicts a traditional Inuit igloo constructed from precisely cut snow blocks arranged in a self-supporting spiral dome. The entrance features a low, arched tunnel that helps trap warm air inside while minimizing heat loss. The image emphasizes structural integrity through overlapping layers and the iconic dome geometry essential for stability in Arctic conditions.

Used on educational pages about Arctic indigenous cultures, survival shelters, or winter engineering; matches user intent to understand igloo construction principles or find clipart for teaching materials.