The BEST episodes of Extreme Engineering season 7

Every episode of Extreme Engineering season 7, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Extreme Engineering season 7!

Each episode of Extreme Engineering discussed some major construction project, some of them are projects that have already been completed like Hong Kong's airport. Others talked abount projects that are currently under construction like Tuneling Under the Alps. And some episodes talked about more futuristic projects that may never be done like the Transatlantic Tunnel. Most episodes finished by examining some sort of disaster scenario which could threaten or ruin the project that was being examined.