Patagonian Giants Invite "Hollow," Wild Explanations

This video on the Patagonian Giants that were first encountered by Magellan's armada delves less into anthropology and more into ancient astronaut stuff. 

It voyages from the mysteries encountered by Magellan's crew along the coast of Argentina and quickly to myths and fables and the possibility of societies living underground?

YouTube Description:

Patagonia is a region in Southern Argentina/Chile, extending from the Andes to the Atlantic. There are many accounts of a legendary race of extremely tall people, first mentioned by Ferdinand Magellan... 

Robert Sepehr is an author, producer and anthropologist specializing in linguistics, archeology, and paleobiology (archaeogenetic).