The document lists various engineering feats from the Guinness Book of World Records including the world's largest indoor swimming pool located in Edmonton, Canada at 5 acres. It also lists the world's busiest airport as JFK International Airport in New York City and the world's widest bridge as the Sydney Harbor Bridge in Australia with 16 lanes of car traffic. The document provides details on additional record holding structures like buildings, planes, ships, stadiums, and religious sites around the world.
![WORLD'S BIGGEST INDOOR SWIMMING-POOL ,[object Object]](data:image/gif;base64,R0lGODlhAQABAIAAAAAAAP///yH5BAEAAAAALAAAAAABAAEAAAIBRAA7)