The Lizard (Cornish: An Lysardh) is a peninsula in southern Cornwall, England, United Kingdom. The most southerly point of the British mainland is near Lizard Point at grid reference SW 701,115. The Lizard village, is the most southerly on the British mainland, and is in the civil parish of Landewednack; the most southerly parish. The valleys of the River Helford and Loe Pool form the northern boundary, with the rest of the peninsula surrounded by sea. The area measures approximately 14 miles (23 km) x 14 miles (23 km). The Lizard is one of England's natural regions and has been designated as national character area 157 by Natural England. The peninsula is known for its geology and for its rare plants and lies within the Cornwall Area of Outstanding Natural Beauty (AONB). Almost a third of Cornwall has AONB designation, with the same status and protection as a National Park.