Explain this

a lake with mountains in the background and a mountain reflected in the water

ALT: a lake with mountains in the background and a mountain reflected in the water

It's a Paramount trick. :) :) :)

Plate tectonics and glaciation, mainly. Although, some say it was Tu-te-raki-whanoa. He was an atua who was in charge of shaping the Fiordland coast. Chanting a powerful karakia, he hacked at the towering rock walls with his toki called Te Hamo and carved it from the earth.