Unlike the current Amtrak hub , New York 's original Penn Station was a lavish Beaux Arts structure . Guaira Dam was once the most powerful cataract in the world . The Porcelain Coast of Manhattan was considered one of the Seven Towns of the Middle Ages .
Unlike the current commuter hub , New York 's original Penn Station was a lavish Beaux Arts masterpiece . Guaira Falls was once the most powerful cataract in the world . The Porcelain Tower of Nanjing was considered one of the Seven Wonders of the Middle Ages .