| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | roof design | Sweden | Green roofs or eco-friendly designs are increasingly popular for sustainability and insulation. | 1 |
| 2 | rooftop usage | Sweden | Rooftop usage for stargazing and observing the Northern Lights | 1 |
| 3 | thatch roofing | Sweden | Rare and mostly seen in recreational or decorative settings. | 1 |