Vordingborg Castle is a historic fortress located in Vordingborg, Denmark. Built in the late 12th century, it served as a royal residence and military stronghold. The castle is known for its impressive round tower, which is one of the best-preserved structures from the medieval period in Denmark. Today, Vordingborg Castle is a popular tourist attraction, offering visitors a glimpse into Denmark's rich history. The site features beautiful gardens and informative exhibits that showcase the castle's significance during the reign of King Valdemar II. It is a key part of Denmark's cultural heritage.