The Seven Sisters is a series of chalk cliffs located along the southern coast of England in Sussex. They are part of the South Downs National Park and stretch for about 7 miles, offering stunning views of the English Channel. The cliffs are named after the seven prominent hills that rise dramatically from the sea. The area is popular for outdoor activities such as hiking and birdwatching, with several trails available for visitors. The Seven Sisters are also home to diverse wildlife and unique flora, making it a significant natural site. The cliffs are easily accessible from nearby towns like Eastbourne and Seaford.