In 1988, Museum of London archaeologists made an astonishing discovery that changed the face of Roman London. During an archaeological dig taking place in preparation for the new Art Gallery building project, it was found that the capital's only Roman amphitheatre was located in Guildhall Yard. In 2002, the doors to the amphitheatre opened for the first time in nearly 2,000 years. The surviving remains When short stretches of Roman wall were unearthed in Guildhall Yard the site became a protecte