This article caught my eye. Apparently New Zealand has, in separate decisions, accorded rights we normally associate with people to a river and a national park.
https://www.ft.com/content/11731ab6-0a08-11e7-97d1-5e720a26771b
https://www.ft.com/content/11731ab6-0a08-11e7-97d1-5e720a26771b