Diet Coke floats in water, but Regular sinks because the sugar makes it more dense than water.
Coca-Cola invented Fanta as a way of getting around the trade embargo against Nazi Germany during WW2.
In order for Coca-Cola to continue to exist in its current form, the company has a special arrangement with the Drug Enforcement Agency (DEA) to allow them to import dried coca leaves from Peru (and to a lesser degree, from Bolivia) in huge quantities.
The U.S. once tried to sue Coca-Cola to remove caffeine from its product. They lost.