text: p>When the colossal Al Zubara docked at London gateway on September 23, she was believed to be&nbsp;<a href="https://twitter.com/LondonGatewayUK/status/779370007277035526">the most laden container ship ever</a>, a fact since confirmed by Matt Abbot, London Gateway's communications officer.&nbsp;</p><p><br></p><p>At almost 200,000&nbsp;deadweight tons, the 1,300-foot Al Zubara is about twice as heavy as a&nbsp;<a href="https://en.wikipedia.org/wiki/Nimitz-class_aircraft_carrier">Nimitz-class aircraft carrier</a>&nbsp;or six times as big as a World War&nbsp;II battleship. That makes it&nbsp;the biggest container ship ever built—along with its&nbsp;five sister ships. Each can carry a staggering 18,744 containers at full capacity. &nbsp;<span class="redactor-invisible-space"></span><br></p><p><br></p><p>As ships approach the port, they are met by tugs that rotate them to point downstream and nudge them sideways to berth at the quay. Then the&nbsp;unloading process&nbsp;begins.</p