While the term was created to refer to the Indian Ocean passage it is now also used for other ocean parts that are within latitudes 40 to 50, both north and south, where gales are known to occur. Before the [[Panama Canal]] was built, ships were forced to go even further south to round [[Cape Horn]] at the bottom of [[South America]]. | While the term was created to refer to the Indian Ocean passage it is now also used for other ocean parts that are within latitudes 40 to 50, both north and south, where gales are known to occur. Before the [[Panama Canal]] was built, ships were forced to go even further south to round [[Cape Horn]] at the bottom of [[South America]]. |