Xi'an, China
The pollution has dropped to 393, since our arrival in Xi'an. That number still falls in the "severely polluted" realm, but doesn't have the nuclear fall-out look the city had the night we arrived. We are able to breathe (sort of) and have not let it stop us from seeing the sights. Our first day here we aggressively rode bikes along the historic city wall. While it was fun to go on tandem bikes with the kids, riding in the smog about put me over the edge. We ca...