Even though the polluted air is disgusting and a real healthcare problem not only in China but around the world, the filter effect during sunset due to the smog is quite a sight.
A must see if you're visiting Guilin, in summer you're surrounded by lush green fields and trees.
China is constructing many new apartment buildings in various cities to meet the rapid growth of its cities due to people moving away from rural areas in search of work and prosperity.
If you visit Xi'an, definitely go for a stroll in the Xingqinggong park.
The guide told us you could reach it but we also had to make sure to come back in time. There was a lot of ice on the way and had several obstacles but we made it and had plenty of time. Beautiful views of the surrounding and almost no smog!