Date: Thursday July 21st Time: 19:30 Fee: 70rmb Through their collection of historical photos, Beijing Postcards will tell the history of the south-north central axis and how it has affected the capital for more than 600 years. This 7.8 km long axis divides the old capital in two, with all the important pieces of architecture placed along or directly upon this commanding stretch - among them the imperial throne hall, Temple of Heaven, Tiananmen Gate and the Drum and Bell Towers.