North Yorkshire has many historic attractions including Bolton Abbey built in the 12th century, Knaresborough Castle located in the market town of Knaresborough, and Fountains Abbey founded by monks in 1132 as a World Heritage Site. Other notable attractions are Ripon Cathedral first constructed in 672 AD, Ripley Castle built for the Ingelbery Family in the 12th-13th centuries, Harewood House and Gardens featuring spectacular gardens, and Lightwater Valley theme park with high speed rides and calm rides for children. Bolton Castle was constructed in the 12th century to guard the valleys and now welcomes visitors to explore its grounds and facilities.