Saint Paul’s Cathedral is the Church Of England’s Cathedral, designed by Sir Christopher Wren who remains one of England’s highest acclaimed architects. This is the famous church where the Royal Wedding of Charles and Diana took place. The cathedral is one of the most famous in the world, and has been one of the most recognizable sights in London for over 300 years. Also known for it’s famous “Whispering Gallery”. Climb the 257 steps to the base of the dome, sit along the wall and and have a friend whisper to you from the other side! From there, you can also climb the remaining 271 steps to the top of the dome where you will see some incredible views of London!