This snapshot, taken on
, shows web content acquired for preservation by The National Archives. External links, forms and search may not work in archived websites and contact details are likely to be out of date.
The UK Government Web Archive does not use cookies but some may be left in your browser from archived websites.

How the Thames Barrier works

This animation shows how the Thames Barrier protects London from flooding.

Alternative content

Get Adobe Flash player - Please download Flash to view the main version of this content