Explore Westminster's top 20 royal landmarks. After a 3 hour walking tour of royal London, enter St Paul's Cathedral. One of the worlds most iconic Cathedrals: St Paul is a Grade I listed building. Dedicated to Paul the Apostle.Kids only pay for the attraction ticket! Walking tour is free,We meet at Green Park Underground station where we will walk through Green Park to Buckingham Palace. Where we will watch the world famous changing of the guard ceremony (Only on Mondays, Wednesdays, Fridays and Sundays). This tradition has been going on for centuries! We will then walk up the Royal Mall where we will pass two more Royal Residences and down Whitehall, to Westminster Palace, our last Palace.Our guides are full of funny stories and interesting facts that are sure to entertain! Quintessentially British walking tour!Then its time to go into the St Pauls and marvel at the main cathedral of the City of London where Princess Diana and Prince Charles held their wedding ceremony!