By way of follow-up to his critically acclaimed debut monograph Sleeping by the Mississippi , Alec Soth turns his eye to another iconic body of water, Niagara Falls. And as with his photographs of the Mississippi, these images are less about natural wonder than human desire. "I went to Niagara for the same reason as the honeymooners and suicide jumpers," says Soth, "the relentless thunder of the Falls just calls for big passion." The subject may be...