Boeing Tour is a one-of-a-kind opportunity to view 747, 777, and 787 jets being assembled on the Everett production line before they take to the sky. One of Seattle's favorite aviation attractions, the Future of Flight Aviation Center is where the Boeing Factory Tour Operates. The center offers the only publicly available opportunity to tour a commercial jet assembly plant in North America. The Everett, Wash., facility is home to the 747, 767, 777 and 787 Dreamliner production lines and is the world's largest building by volume. Visitors will see airplanes being built worldwide base of airline customers.