'7 Natural Wonders of America': Grand Canyon
David Muir revealed the Grand Canyon as one of the '7 Natural Wonders of America,' a list curated by ABC News and National Geographic celebrating awe-inspiring locations in the U.S.
David Muir revealed the Grand Canyon as one of the '7 Natural Wonders of America,' a list curated by ABC News and National Geographic celebrating awe-inspiring locations in the U.S.