In academic rankings, Edinburgh is positioned among the top universities in the United Kingdom and the world. It is a member of several associations of research-intensive universities, including the Coimbra Group, League of European Research Universities, Russell Group, Una Europa, and Universitas 21. In the fiscal year ending 31 July 2022, it had a total income of £1.262 billion, of which £331.6 million was from research grants and contracts. It has the third-largest endowment in the UK, behind only Cambridge and Oxford. The university occupies five main campuses in the city of Edinburgh, which include many buildings of historical and architectural significance such as those in the Old Town.