Wales is a predominantly mountainous peninsula located between England and the Irish Sea, covering 8,023 square miles. It has terrestrial habitats and many protected areas rich in biodiversity, including three national parks and five Areas of Outstanding Natural Beauty (AONB). The national parks include: Snowdonia, Pembrokeshire Coast and Brecon Beacons. AONB include: Anglesey, Clwydian Range, Gower Peninsula, Llŷn Peninsula and Wye Valley, which is partially in England. Wales also has many locations categorised as Site of Special Scientific Interest, Special Area of Conservation, Special Protection Area and local nature reserve. There are many zoos and gardens, including the National Botanic Garden of Wales.