Beautiful at Every Age

From Blake Lively and Katharine McPhee to Elle Macpherson and Mary Steenburgen, these stunners prove true beauty is timeless

40 of 43

MARY STEENBURGEN, 59

With a successful string of roles under her belt, Steenburgen has learned to embrace her humorous side. "Even though it is a cliché, there is no substitute for laughter and love," she said of staying beautiful. "They do more to make people beautiful than anything."