Mexico City has excellent air and rail connections to the rest of the country.

Hahn, who lives on 200 euros a week and has his rent paid by his mother, said he wanted to use some of the rest of the cash to finance his studies and buy a rail pass, RTL said.

In Chengdu, capital of the Sichuan province, new plane, road and rail connections are tying the city to both coastal China and the rest of the world.