Largest Cathedral: St. John the Divine

Though just half-finished, the Cathedral of St. John the Divine in Morningside Heights still takes the title of the largest cathedral in New York City, and possibly the world even though it remains unfinished. See 10 of its secrets here, including a Keith Haring triptych, and some alternate designs that never came to fruition. Also, do you know it’s home to some fabulous peacocks?