The City of London is the main financial district and Canary Wharf has recently developed into a new financial and commercial hub in the Docklands to the east. The West End is London's main entertainment and shopping district, London Eye attracting tourists. West London England includes expensive residential areas where properties can sell for tens of millions of pounds. The average price for property apartment in Kensington and Chelsea is over £2 million with a similarly high outlay in most of central London.
The East End is the area closest to the original Port of London, known for its high immigrant population, as well as for being one of the poorest areas in London. The surrounding East London area saw much of London's early industrial development; now, brownfield sites throughout the area are being redeveloped as part of the Thames Gateway including the London Riverside and Lower Lea Valley, which was developed into the Olympic Park for the 2012 Olympics and Paralympics.
London is one of the leading tourist destinations in the world and in 2015 was ranked as the most visited city in the world with over 65 million visits. It is a major international air transport hub with the busiest city airspace in the world. London is a major global centre of higher education teaching and research and has the largest concentration of higher education institutes in Europe. According to the QS World University Rankings 2015/16, London has the greatest concentration of top class universities in the world and its international student population of around 110,000 is larger than any other city in the world. In 2014 PricewaterhouseCoopers termed London as the global capital of higher education.