Visitors take a tour in the Slovenia Pavilion at the World Expo Park in Shanghai, east China, May 2, 2010. Ljubljana, capital of Slovenia was named "World Book Capital 2010" by United Nations Educational, Scientific and Cultural Organization this year, giving Slovenia Pavilion a perfect theme "Open Book". Visitors is able to read through videos, audios and projection when they come to each book and enjoying a journey of Slovenia's spectacular scenery and culture. [Xinhua]