Everyone who comes here to Barcelona knows about Las Ramblas, La Pedrera and the Sagrada Familia. However, there are over 3,000 other sites of interest that are missed by tourists as well as locals. Now, thanks to interactive map Big Time BCN, you can discover 2,000 years of history of the city online. The website, created by the group of architects http://www.300000kms.net includes a complete virtual map of Barcelona’s historical heritage. Everything from monuments to ancient walls to ...