Cathedral of St. John the Divine
Historic site · Morningside Heights, New York
Cornerstone laid December 27, 1892; ranks as the fourth-largest Christian cathedral in the world and remains only about two-thirds complete, earning the nickname St. John the Unfinished. Confirm hours directly before visiting.
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1047 Amsterdam Avenue at 112th Street, New York, NY
Photo "Cathedral of St. John the Divine": Dimcherney, CC BY-SA 4.0, via Wikimedia Commons