| Similarity | Rank | |
|---|---|---|
| the_Great_Plains | 0.700 | 60278 |
| Southwest | 0.639 | 17553 |
| the_southwest | 0.599 | 16491 |
| Prairie | 0.599 | 46736 |
| Red_River | 0.591 | 61382 |
| Great_Plains | 0.586 | 99232 |
| Valley | 0.583 | 6374 |
| Mountains | 0.572 | 18739 |
| the_Rocky_Mountains | 0.571 | 87405 |
| Northern | 0.565 | 12725 |
| Plateau | 0.564 | 58691 |
| Shawnee | 0.561 | 80745 |
| prairie | 0.559 | 20579 |
| Sioux | 0.559 | 79232 |
| Creek | 0.559 | 16136 |
| Mountain | 0.554 | 11036 |
| Basin | 0.554 | 20313 |
| southwestern | 0.551 | 81726 |
| Swamp | 0.545 | 70758 |
| Dakota | 0.544 | 24720 |
| southwest | 0.544 | 28515 |
| Ridge | 0.542 | 27534 |
| Desert | 0.541 | 23073 |
| River | 0.539 | 5904 |
| highland | 0.537 | 56389 |