Several London attractions and places to visit during Day 3: Buckingham Palace, Changing of the Guard, St.James's Park, The Mall, 10 Downing Street, The Household Cavalry Museum, Horse Guards Parade, Churchill War Rooms, Trafalgar Square, Nelson's Column, National Gallery and National Portrait Gallery, The British Museum. This is an itinerary for the whole day.
Arrive at Buckingham Palace. The nearest underground stations are St.James's Park, Victoria, Westminster, Hyde Park Corner. It is best to be there around 11am, as Changing of the Guard ceremony starts at 11.30. The ceremony takes place daily from April until the end of July, and on alternate days during all other months of the year. Learn more about the ceremony.
Buckingham Palace is a must-visit destination in London. Most times of the year you can only see the outside of the royal residence, but Buckingham Palace is open for visits in August and September. Tickets must be booked online in advance.
From Buckingham Palace head to St. James's Park, one of 8 Royal Parks in London. Once you are on the other side of the park, you can visit Churchill War Rooms, see Prime Minister official residence at 10 Downing Street, Horse Guards Parade and The Household Cavalry Museum. They are all located next to each other.
It is a 5 minute walk from these attractions to Trafalgar Square. It has Admiral Nelson's statue on top of a column, known as Nelson's Column. The square was named after Trafalgar Battle, when British Navy held a victory over France and Spain. Admiral Nelson died after the battle. Nelson's Column is "guarded" by the statues of four lions at the foot of the column. National Gallery and The National Portrait Gallery are located on Trafalgar Square.
Both National Gallery and The National Portrait Gallery have free admission. These are some of the most famous and most interesting London museums.
The next place to explore is The British Museum. A walk from Trafalgar Square to The British Museum takes about 20 minutes. But stop by at one of Covent Garden restaurants for lunch and getting some rest.
The British Museum tells the history of the human development through the objects collected from all over the world, in different periods of time. The Galleries are divided geographically and by eras: Africa, America, Ancient Egypt, Ancient Greece and Rome, Asia, Europe, Middle East. Some of the famous objects displayed at the museum include Rosetta Stone, The Lewis Chessmen, Colossal bust of Rameses II.
Enjoy the dinner near your hotel as you will most likely be quite exhausted after hours of walking and exploring London.