| Similarity | Rank | |
|---|---|---|
| cave | 0.899 | 7466 |
| caverns | 0.878 | 37863 |
| stalagmites | 0.845 | 88860 |
| Caves | 0.835 | 35185 |
| stalactites | 0.832 | 74724 |
| ruins | 0.803 | 9898 |
| tombs | 0.783 | 26605 |
| cavern | 0.781 | 29318 |
| canyons | 0.773 | 30200 |
| outcrops | 0.765 | 57445 |
| gorges | 0.761 | 50682 |
| outcroppings | 0.751 | 88718 |
| Cave | 0.747 | 15429 |
| ravines | 0.745 | 59467 |
| cliffs | 0.744 | 14612 |
| waterfalls | 0.743 | 17212 |
| catacombs | 0.742 | 65591 |
| jungles | 0.741 | 32476 |
| lava | 0.740 | 17341 |
| karst | 0.740 | 78384 |
| pre-historic | 0.731 | 93508 |
| prehistoric | 0.731 | 22958 |
| petroglyphs | 0.731 | 77611 |
| boulders | 0.728 | 23635 |
| mountains | 0.728 | 3807 |