Dumbarton Castle is a historic fortress located on Dumbarton Rock in Scotland. It has a rich history dating back to at least the 6th century and has served various roles, including a royal residence and military stronghold. The castle offers stunning views of the surrounding area and the River Clyde. The site played a significant role in Scottish history, particularly during the Wars of Scottish Independence. It was also used as a garrison until the 19th century. Today, Dumbarton Castle is a popular tourist attraction, allowing visitors to explore its ancient walls and learn about its storied past.