PolotskBelarus |
ZhangjiakouChina |
84 968
(2014) |
84 968
(2014)
4 345 491
(2010) |
4 345 491
(2010) |
41 km2
|
41 km2
36 947 km2
|
36 947 km2
|
2 072.39
/km2 |
2 072.39/km2
117.61/km2
|
117.61
/km2 |