PhiladelphiaUnited States |
TbilisiGeorgia |
1 526 006
(2010) |
1 526 006
(2010)
1 158 000
(2010) |
1 158 000
(2010) |
367 km2
|
367 km2
350 km2
|
350 km2
|
4 158.05
/km2 |
4 158.05/km2
3 308.57/km2
|
3 308.57
/km2 |