Lake Tamblingan is a pristine natural lake at the foot of Mount Lesung, one of Bali’s inactive volcanoes. It is is surrounded by dense jungle foliage, a huge variety of native wildlife, ancient Balinese temples and the archeological remains of a 10th-century civilization. The lake has long had significant spiritual meaning to the local community, who share a belief in maintaining its sanctity. Recognizing the lake as holding cultural importance in Bali, it is now a designated spiritual tourism area and protected from modern development.