Use of cookies on this site

This site uses a 'session cookie' in order to make sure your use of the website isn't mixed up with anyone else's. Other session-based cookies may be used in conjunction with your use of the site. For example, a cookie is used as part of the section colouring process. The cookies we use do not store any personal identifiers or information whatsoever, and do not track you between visits.

However, please be aware that because we have a Twitter feed embedded on the home page, and because there may also be embedded Youtube videos in the galleries, both Twitter and Youtube use those inclusions as a licence to insert various monitoring and tracking cookies. The Firefox browser now blocks intrusive cookies by default, but if you want further advice about cookie blocking in your browser, please see