Hadrian's Wall, England...constructed in 122 AD to mark the northern border of the Roman Empire in Britain, the wall stretched across the width of Great Britain just south of the present day border with Scotland.
Ludlow castle, Henry VII sent his son, Arthur Prince of Wales there to prepare for the monarchy, but Arthur did not live to ascend the throne. He died in 1502 (age w/bride Catherine of Aragon at his side & his younger brother Henry waiting in the wings
Ancient Land Art - One of the oldest chalk carvings in the UK is the bronze-age Uffington White Horse. Dating back some years it's still very visible on the slopes of White Horse Hill, Uffington. One of England's most famous prehistoric monuments.