And yet we’ve all tried to sing it on New Year's Eve. Here's the real "Auld Lang Syne" meaning. If you’ve been singing the song for years, unaware of its meaning, origin or purpose, ...

Cahokia was a robust economic and cultural center for the Mississippian people. They built hundreds of massive mounds but suddenly left the city in the 1300s. Built from an estimated 22 million ...