Search SEDIS
| Data sets | Publications | Expeditions | Thesaurus |
canyons  | |
|---|---|
| UF | land canyons |
| RT | geomorphology |
| fluvial features | |
| submarine canyons | |
| valleys | |
| gorges | |
| solution features | |
| SN | As of 1976, usage restricted to land canyons. Before 1976, also refers to submarine canyons. |