Travellers walk in rain on the Charles Bridge in Prague, capital of Czech Republic, on Sept. 2, 2013. Prague has been a political, cultural, and economic centre of central Europe with historical fortunes during its 1,100-year existence. Home to a number of famous cultural attractions, Prague survived the violence and war destruction in Europe during the 20th century. Since 1992, the extensive historic centre of Prague has been included in the UNESCO list of World Heritage Sites. (Xinhua/Zhou Lei)