What are the Seven Natural Wonders?

The seven wonders of the world, or seven natural wonders, may be man made, or natural. In 2006, USA today stated the Seven Natural Wonders of the world were; Potala Palace, Old City of Jerusalem, Polar Ice Caps, Internet, Maya Ruins, Grand Canyon, The Great Migration of Serengti/Masai Mara, and Papahanaumokuakea Marine National Monument. There are many disagreements on what the seven natural wonders are, so there has not been an accurate consensus.