Cool Facts
Built for defense. Dover Castle was founded in the 11th century in Dover, Kent, England, making it almost 1000 years old. It sits in a perfect spot to protect England from invaders coming across the English Channel.
The Key to England. The castle earned this famous nickname because of how important it was for defending England throughout history. Its location and strong walls made it one of the most strategic fortifications in the entire country.
Massive and mighty. Dover Castle is either the largest castle in England or among the very largest, depending on how you measure it. Windsor Castle also claims this title, so there's some friendly debate between these two incredible fortresses.
A Grade I landmark. Dover Castle is officially listed as Grade I, which is the highest honor in England for buildings of special architectural or historic interest. This means it's protected and recognized as one of the nation's most important structures.