Using only the flow of water, these incredible Ancient Inca whistling vessels known as ‘huascos’ mimic various animal calls. These ancient ceramic whistling bottles have been dated as far back at ca. 500 BC.

Using only the flow of water, these incredible Ancient Inca whistling vessels known as ‘huascos’ mimic various animal calls. These ancient ceramic whistling bottles have been dated as far back at ca. 500 BC.