These projects are amazing. Seeing the work that goes into just a single subway line makes it absolutely mind blowing to me that China has managed to build enti

These projects are amazing. Seeing the work that goes into just a single subway line makes it absolutely mind blowing to me that China has managed to build entire metropolises, complete with subway systems, in well under a decade. These photos are absolutely fantastic, and I'm happy to have had the opportunity to see some of what goes into this kind of work.