Jodhpur, India #30
Despite being the 30th most polluted city in the world, Jodhpur is a popular tourist destination, featuring many palaces, forts and temples set against the scenic Thar Desert. The superhero movie, The Dark Knight Rises was filmed here.
Tangshan, China #29
This industrial city has one of the largest ports in China. It is also a tourist spot attracting visitors to the Eastern Qing tombs and Jingzhong Mountain