Weekends starting June 16; every day during July through September. Find out why New Bedford was the 19th Century’s world capitol of industrial whaling. What caused the decline of this source of oil energy? What can we learn from the earliest globalized energy industry and the women and men who toiled on the sea and land? Join a park ranger or Park Service volunteer on a tour of the New Bedford Historic District. Free. Starting at the National Historical Park Visitor Center, 33 William Street.