In this special edition of Globe Trekker Chinatown, Lavinia Tan, Justine Shapiro and Megan McCormick travel worldwide to explore the magic and mystery of Chinatowns across the globe. Lavinia Tan begins the journey in Malaysia and Singapore where overseas traders led the earliest migrations of Chinese people. The journey continues from there to the United States, where Justine Shapiro visits San Francisco. Megan McCormick explores New York s Lower East Side, home to the largest Chinatown in the Western Hemisphere. After a short trip to London s Soho district, Lavinia Tan ends this journey with a visit to Hong Kong exploring the world famous film industry and the 21st century migration of Chinese back to their homeland..