Maynooth Castle is a historic castle located in Maynooth, County Kildare, Ireland. Built in the 12th century, it served as a stronghold for the Geraldines, a prominent noble family. The castle features a mix of architectural styles, reflecting its long history and various renovations over the centuries. The castle is notable for its impressive round towers and defensive walls. It played a significant role in Irish history, particularly during the conflicts between the English and the Irish. Today, Maynooth Castle is a popular tourist attraction, offering visitors a glimpse into Ireland's medieval past.