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 Colossus of Rhodes, and the Lighthouse of Alexandria. Only one still stands substantially intact. The Great Pyramid. The others were destroyed over the centuries by earthquakes, fires, warfare, and time. Archaeologists have found remains of several -- but none still looks as it did in the ancient world. And the Hanging Gardens of Babylon may not have existed at Babylon at all. No convincing remains have been found there. Some historians think they were legendary. Others think the accounts may describe gardens that existed at Nineveh instead. One of the most famous wonders may have been in the wrong city -- or may never have existed as described. There is also something worth noticing about the ancient list. Because it came from Greek and Mediterranean writers, it reflected the part of the world those writers knew. Monuments in India and China, achievements in the Americas, extraordinary structures beyond their cultural horizon -- none of these appeared. It was a remarkable list. But not a global survey. The modern list. In 2000, a private Swiss foundation launched a global campaign to choose new wonders by public vote. Anyone could vote online or by telephone. By the time results were announced in 2007, the organizers said more than 100 million votes had been cast. The winners were the Great Wall of China, Petra, the Roman Colosseum, Chichen Itza, Machu Picchu, the Taj Mahal, and Christ the Redeemer. UNESCO -- the United Nations organization for education, science, and culture -- formally distanced itself from the campaign. Not UNESCO's and not an official United Nations list. An enormously popular private campaign. But still a private campaign. The voting process was also criticized. Countries could campaign heavily for their candidates. Access to phones and the internet was not equal. And the total counted votes -- not necessarily one vote per person. The Great Pyramid was placed outside the vote entirely, given honorary status by the modern campaign. It had been one of the ancient seven. It did not need to compete again. Daniel's observation about that -- and Mom's closing thought about what any list of wonders actually reveals -- are the two lines worth staying for. What you will find in this episode: How the ancient list developed from multiple writers whose versions did not always agreeWhy only one ancient wonder still stands -- and what happened to the othersThe mystery of the Hanging Gardens and why some historians think they were somewhere else entirelyWhy the ancient list reflected only the world those writers knewHow the modern list was chosen -- and why UNESCO had nothing to do with itWhat the Great Pyramid's honorary status actually means Surprising, layered, and the kind of episode that changes how you think about every landmark you have ever visited. Listen, wonder, and learn. Find us @smilewithDaniel everywhere.