That's great! London is a vibrant and diverse city with so much to offer. There are numerous attractions, cultural events, and a thriving nightlife scene. Your friend must be enjoying the bustling city life, historical landmarks like the Tower of London and Buckingham Palace, world-class museums like the British Museum and Tate Modern, and the beautiful parks such as Hyde Park and Regent's Park. London also has a fantastic food scene with a wide range of cuisines to choose from. Overall, living in London provides a unique experience with endless opportunities for exploration and enjoyment.