The Chilterns Area of Outstanding Natural Beauty (AONB) is a protected region in England, known for its stunning landscapes and rich biodiversity. Spanning over 833 square kilometers, it features rolling hills, woodlands, and picturesque villages. The area is home to various wildlife species and offers numerous walking and cycling trails for outdoor enthusiasts. Designated as an AONB in 1965, the Chilterns aims to conserve its natural beauty and promote sustainable development. The region is also significant for its historical sites, including ancient churches and archaeological remains, making it a popular destination for both nature lovers and history buffs.