This document lists various engineering feats from around the world, including the largest buildings, structures, vehicles, and more. It details the world's biggest office complex, indoor swimming pool, plane, bridge, passenger ship, shopping mall, bus, and stadium. Additionally, it outlines the world's tallest building, largest palace, most complex highway interchange, biggest excavator, costliest stadium, largest mosque, hotel, and church. The list provides details on the locations and sizes of many of the largest human-made creations around the globe.

1. GUINNES´S BOOK OF WORLD RECORDS. (ENGINEERING FEATS)

4. WORLD'S BIGGEST INDOOR SWIMMING-POOL World Water Park Edmonton , Albert , Canada. Size: 5 Acres.