Mangere Lagoon from Mangere Mountain

Mangere Lagoon from Mangere Mountain

Mangere Mountain, from which this photo was taken, is a volcano that erupted about 20,000 years ago. Mangere Lagoon with its central scoria cone is the explosion crater of an earlier eruption (date not available). About 7000 years ago, rising sea levels broke the tuff ring and created the lagoon.…