London is also famous for its large and beautiful parks. Just minutes from the West End, people can walk, exercise and relax in the large green areas of Hyde Park, Green Park and St. James’s Park. Many people visit London for its museums and art galleries, and most of these are free. The Tate Modern is the world’s largest modern art gallery, and at the British Museum, there are several kilometers of rooms, with more than seventy thousand things to see.