| Similarity | Rank | |
|---|---|---|
| Silk_Road | 0.875 | 63122 |
| Central_Asia | 0.575 | 12334 |
| Mongol | 0.540 | 41886 |
| trade_route | 0.528 | 67471 |
| Xinjiang | 0.509 | 46973 |
| in_Central_Asia | 0.506 | 30504 |
| Tibet | 0.496 | 12285 |
| Yunnan | 0.496 | 77589 |
| Marco_Polo | 0.493 | 82531 |
| Mesopotamia | 0.490 | 60932 |
| the_Caucasus | 0.484 | 41306 |
| ancient_civilization | 0.472 | 79188 |
| Eurasia | 0.472 | 31622 |
| East_Asia | 0.467 | 21525 |
| Byzantium | 0.461 | 66056 |
| the_Bronze_Age | 0.460 | 84065 |
| Persia | 0.459 | 38119 |
| the_Roman_Empire | 0.458 | 47799 |
| the_Far_East | 0.454 | 39233 |
| Uzbekistan | 0.444 | 13252 |
| antiquity | 0.444 | 21499 |
| ancient_culture | 0.443 | 86296 |
| Caucasus | 0.443 | 73686 |
| Xi_'_an | 0.440 | 96288 |
| the_Near_East | 0.440 | 90201 |