The site can be navigated via the top level sections listed in the tabs at the top of the page (Community, History, etc) which remain available from anywhere within the site. Hovering your mouse over each will reveal sub-sections contained within, which can be clicked to visit them.
Each section consists of a number of pages which are listed in the left hand menu column.
The whole site may be searched for content by entering key word(s) in the Search box at the top right and pressing Enter.
The two columns on the home page list forthcoming events in calendar form, latest news stories and the most recent changes to pages in the website. Clicking any text in blue will take you to the relevant information. In addition, you can choose to have emails sent to you automatically, which alert you to new items in either list.