The Mysterious Boulders of Waterville Plateau (5x8)
Ultimo episodio della stagione
Data di messa in onda: Gen 26, 2024
Just north of Withrow, Washington, the pancake-flat farms and fields are dotted by massive mysterious basalt boulders. These rocks, picked up and moved by ice sheets in the last Ice Age, help Nick visualize the moraine of a giant bygone glacier.