From the meeting point, start the 3-hour walking tour by heading through Green Park to Buckingham Palace, admiring the well-manicured trees and flowers along the way. At the palace, watch the world-famous Changing of the Guard Ceremony.   Afterward, see 17 other iconic London sights such as Downing Street, Westminster Abbey, Big Ben, the London Eye, Parliament Square, and the Houses of Parliament. After the walking tour, take to the River Thames for a sightseeing cruise where you will get to see many other iconic buildings and sights. Disembark at Tower Pier and head to the Tower of London for the exciting Beefeater tour. Walk around the Tower of London, discovering the history, stories, and ghosts that lie within. Marvel at the Crown Jewels and other fascinating historical artifacts including the suits of armor worn by former kings of England. See the cells where prisoners were once kept and journey back in time for an exciting trip into Britain’s past.