The Tower of London, located by the River Thames, is one of London's most famous landmarks. Established in 1066 by William the Conqueror, it has served various roles, including royal palace, prison, mint, and home to the crown jewels. Visiting offers a chance to dive into British history, featuring the impressive imperial state crown adorned with over 2,800 diamonds. A captivating legend states that if the crows leave the tower, the kingdom will crumble, which is why at least six crows always reside there. Be sure to witness the Key Ceremony, an evening tradition that has lasted for more than 700 years. The Tower of London should be a must-see in your travel plans for an unforgettable experience.