3 Most Amazing Construction of the world's

1. Barrier In VeniceVenice has a Barrier (barrier) in the world's largest floods. This project has been a debate is for about 40 years to protect this historical city in the future. City of Venice is slowly sinking and the surrounding water began to rise, flooding is the most feared of the population there. In the end the Prime Minister approved the project, which consists of 80 barriers,