London is a city in England that's the capital of the United Kingdom. It's a really big city with a lot of people and places to visit! The River Thames runs through the middle of London, so when you look at a map it's easy to pick out. London has some of the world's most famous landmarks and attractions like the London Eye, Tower Bridge, Big Ben, and Buckingham Palace. You can also find lots of fun things to do like exploring street markets, going to the theatre, sightseeing and more. So if you ever visit England, London is definitely worth a visit!