Safety | 4 | |
Transportation | 2 | |
Cultural Impact | 1 | |
Buildings | 1 |
1 | 5 |
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1 | 2 | 1 | 1 | 1 |
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SPRING | 2 | |
SUMMER | 2 | |
WINTER | 1 |
United States | 4 | |
Canada | 1 | |
Russia | 1 |