Part 4/8:
The Kell Highway suggests that the earliest Americans navigated along the Pacific Coast, capitalizing on a rich marine ecosystem characterized by kelp beds teeming with fish and shellfish. This seafaring population could have migrated southward along the coast rather than through an interior land route. As they journeyed, they might have relied on abundant coastal resources, leading to the rapid occupation of diverse habitats down the Pacific coast and eventually all the way to South America.