The ancient Kanayama Megaliths are extraordinary in their complexity ... Fukuoka, a city on Japan's Kyushu island, uses cutting-edge technology such as satellites and AI to save water.

However, there is evidence from other countries, including France and Japan, that hunter-gatherers were just as likely to establish megaliths. In the programme, Melvyn Bragg is particularly keen ...

Hey Hunters, I wanted to do a video weighing up the arguments for and against Yonaguni being a man made ancient megalithic site. My brain hurts haha.