Daniel wants to know what the Seven Wonders of the World are. And who decided.

The answer is more complicated than he expected.

There is no single official list. There are many -- but the two that people usually mean are the ancient Seven Wonders and a modern list announced in 2007. And the stories of how each was created could not be more different.

The ancient list.

More than two thousand years ago, Greek writers around the Mediterranean began compiling lists of extraordinary sights -- almost like ancient travel recommendations. Several writers made their own versions. Their lists were not identical. Over the centuries, one combination became the standard we recognize today: the Great Pyramid of Giza, the Hanging Gardens of Babylon, the Temple of Artemis, the Statue of Zeus at Olympia, the Mausoleum at Halicarnassus, the ...