<P> The city takes its name from the immense Thunder Bay at the head of Lake Superior , known on 18th - century French maps as Baie du Tonnerre ( Bay of Thunder ) . The city is often referred to as the `` Lakehead '' , or `` Canadian Lakehead '' , because of its location at the end of Great Lakes navigation on the Canadian side of the border . </P>
<P> The city takes its name from the immense Thunder Bay at the head of Lake Superior , known on 18th - century French maps as Baie du Tonnerre ( Bay of Thunder ) . The city is often referred to as the `` Lakehead '' , or `` Canadian Lakehead '' , because of its location at the end of Great Lakes navigation on the Canadian side of the border . </P>
where does thunder bay get its name from
where does thunder bay get its name from
Thunder Bay at the head of Lake Superior
Thunder Bay at the head of Lake Superior