Newcastle-upon-TyneUnited Kingdom |
ChangchunChina |
277 800
(2008) |
277 800
(2008)
6 830 000
(2010) |
6 830 000
(2010) |
113 km2
|
113 km2
20 532 km2
|
20 532 km2
|
2 458.41
/km2 |
2 458.41/km2
332.65/km2
|
332.65
/km2 |