The document provides brief descriptions of several important historical and cultural sites and monuments in Britain, including the Tower Bridge built between 1886-1894, Nelson's Column built between 1840-1843 to honor Admiral Horatio Nelson, the British Museum established in 1753, the Palace of Westminster which houses the British Parliament, Stonehenge constructed between 3000-2000 BC, Hadrian's Wall built in 122-126 AD by the Romans.