<human>:  How many of the seven wonders of the ancient world are still standing?
<bot>: Only the Great Pyramid of Giza is still standing. The other six wonders are gone, and they were the Hanging Gardens of Babylon, the Mausoleum at Halicarnassus, the Statue of Zeus at Olympia, the Colossus of Rhodes, the Lighthouse of Alexandria, and the Temple of Artemis at Ephesus.