Across
- 4. High treehouses in Papua, Indonesia, built for protection. (7 letters)
- 5. A traditional reed house built by the Marsh Arabs of Iraq. (6 letters)
- 6. Homes on the Loess Plateau in China, carved into soft soil. (8 letters)
- 7. Temporary jungle shelters made from branches and leaves. (7 letters)
Down
- 1. Underground homes in Tunisia, carved into the earth to resist extreme temperatures. (10 letters)
- 2. Semi-subterranean shelters in Alaska, made of driftwood and sod. (8 letters)
- 3. Circular mud huts in India, resistant to earthquakes. (6 letters)