The Jesuit explorer, who came from France as a missionary to Canada in 1666, was one of the first Europeans to name the Mississippi, which he explored and mapped with his companion Louis Joliet beginning in 1673. And the name he gave to this vital artery of North America was “The River of the Immaculate Conception.”

The entrustment of this mighty waterway — one of the largest and most important rivers in the world — to the Virgin Mary was part of the French Jesuits’ mission to evangelize the Native Americans of the area, which by all accounts they did, not with violence but with fellowship and respect. …