I would really suggest that visitors spend at least 7 days exploring the city - there is so much more to London than just Westminster Abbey and Big Ben!
Here are some tips to get you started on your London visit:
A Visitor's Guide to London: Top Ten Things to Do and See
The Top 5 Museums in London
The Tower of London
Columbia Road Flower Market
The Best Hidden Cafes in London
Portobello Road Market and Notting Hill
Have any questions? Send me a tweet @emmakayw and I will get back to you as soon as I can!