Alnwick Castle, located in Northumberland, England, stands as one of the most iconic and enduring medieval fortresses in Britain. Originally built in the late 11th century to guard the northern border, it has served as a strategic military stronghold, a noble residence, and today, one of the country’s most beloved heritage sites. For over 700 years, it has been the seat of the Percy family, the Dukes of Northumberland, whose influence shaped both regional and national history. Its grand towers,

Every single plant in the garden at Alnwick Castle can kill you. That's why it's called The Poison Garden. Every. Plant. There. Can. Kill. You. Let's go check it out! Wann see this Great Big Story on a bigger screen? Check us out on Apple TV and Roku! | Great Big Story