- englishmonarchs.co.uk tower_index.htmlThe Bloody Tower, one of the 21 towers which, together, form the Tower of London complex, was built in the early 1220's during the reign of King Henry III.
- newworldencyclopedia.org entry/Tower_of_LondonIt is located within the London Borough of Tower Hamlets and is separated from the eastern edge of the City of London by the open space known as Tower...
- revisitinghistory.com Castles …/the-tower-of-londonThe Tower of London played an essential part in the developing history of this city all the way along, let’s explore it a bit.
- bigbustours.com en/london/london-attractions-…The Tower of London is one of the most visited attractions in England. Book tickets and combine your Big Bus sightseeing tour with an attraction entry.
- london-tickets.co.uk tower-of-london/about/The White Tower, the central building of the Tower of London, has walls that are up to 15 feet thick and were built using over 70,000 tons of limestone.
- britainexpress.com articles/London/tower-of-…The Tower of London from Tower Bridge. The Tower of London is not one structure but a complex of buildings begun during the time of William the Conqueror.
- wonders-of-the-world.net Tower of London DescriptionDescription of the Tower of London, one of the main monuments of the British capital, building by building, with precise explanations and many photos.
- whc.unesco.org en/list/488/The Tower of London – an imposing fortress with many layers of history, which has become one of the symbols of royalty – was built around the White Tower.
- londonhut.com p/tower-of-londonThe Tower of London is a famous landmark and a magnificent structure, it's origins date as far back as the Roman Empire and the building is still in use today.
- tripadvisor.com Attraction_Review-g186338-d187547…You don't get to skip the line at the Tower of London, as everyone joins the same queue with pre-bought tickets.