The square was built to commemorate General Nelson, who died in the Battle of Trafalgar against France in 1805. There was a big stone pillar with a general's statue on it and four lion statues around it. Plaza is a good place for people to relax. Every year, large-scale activities are held in London. The Plaza is unique in location. The north side of the Plaza is the National Gallery of Art, and it is not far from Buckingham Palace. Trafalgar Square is also known for its large flocks of wild pigeons, so it is also known as The Pigeon Square. At its peak, there were 35,000 pigeons in the square. Do you remember the news about Liang Chaowei flying to London to feed pigeons in the past few years? Fly back to Hong Kong. Sometimes think about it. It's called life.