Random triples
| Subject | Object |
|---|---|
| gptkb:Gullfoss_Waterfall | volcanic rock formations |
| gptkb:Dettifoss_waterfall | basalt columns |
| gptkb:Valhalla_impact_basin | varied geological features |
| gptkb:Ries_crater | varied rock formations |
| gptkb:Svartifoss_Waterfall | formed by volcanic activity |