This past March, I spent one day in Shanghai as part of a work trip that took me to China, Japan and Guam over the span of a week. Trips to Shanghai are difficult to come by for junior flight attendants like me, so I made sure to visit as many sites as possible during my short stay and take advantage of my mini work-sponsored vacation as best I could. With a population of over 23 million, Shanghai is the world’s seventh largest metropolis and one of Asia’s leading economic and financial hubs. Yet, despite its global prominence, Shanghai is a challenging destination to…