03. La SagradaFamilia
La SagradaFamilia was inspired by nature and faith has been under construction since 1882. The basilica is currently 70-percent completed, and they are working on building the six central towers. After more than 130 years of construction, the site could be less than a decade away from reaching completion. The total construction cost till date is not figured but the annual budget now is $27 million. It is paid by entry fees and donations. When it is completed, the tower will rise up to 172 meters making it one of the tallest religious buildings in Europe.