The "Greatest Outdoor Show on Earth" is now underway down at the Stampede Grounds in Victoria Park, Calgary. Yahoo!

Some of us see the Stampede as a place to party, drink and have a wild time, but in reality it is so much more than that. It is a celebration of the unique western culture that was, is and will be Calgary in the years to come.

Put aside the concerts, shows, rides, games and everything else you'll find there and you're left with a rich history going back more than a century.

Here are some very interesting historical facts you may, or may not have known about the Calgary Stampede. Also be sure to check out these 21 Cool Calgary Stampede Number Related Facts today.