... U-Boat special missions during and after WWII, including U-Boat trips to Antarctica; U-Boats with the curious cargos of liquid mercury; the journey of the Spear of Destiny via U-Boat; the 'Black Subs' and ...
... the polar regions. Currently, when she's not at her home in France, she is conducting research on Antarctic sea ice. George Ochoa has written or co-written over 25 books, including the New York Public Library' ...