CISTERN OF OUGUELA Cistern of Ouguela The Cistern of Ouguela is built adjacent to the Castle of Ouguela. Has a military architecture and became an essential element for the survival of the defenders during a siege. It was a book of rainwater, which would end the use of water not only for personal consumption but also for irrigation.GalleryDetailsMapAddress: OuguelaTown: Campo MaiorCountry: Portugal View the embedded image gallery online at: http://www.porterrasraianas.com/en/index.php?option=com_content&view=article&id=28013&itemid=435&catid=151#sigFreeIdccb438e58f JavaScript must be enabled in order for you to use Google Maps. However, it seems JavaScript is either disabled or not supported by your browser. To view Google Maps, enable JavaScript by changing your browser options, and then try again.