| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | group of rift valley | Africa | Rift valleys are common geological features in East Africa and are significant landscape elements. | 1 |
| 2 | group of rift valley | East Africa | The group of rift valleys in East Africa is considered a significant geological feature and natural wonder with diverse ecosystems and landscapes. | 1 |
| 3 | group of rift valley | North America | Rift valleys are not well-known or considered significant in North America due to more prominent geological formations. | 1 |