Video shows river turn deep red color in Argentina. Residents say it's not the first time.
Video from a suburb of Argentina’s capital of Buenos Aires shows a bright red waterway. The area has multiple tanneries that use chemicals to treat leather.
Nubian kings ruled Egypt for less than 100 years. Their influence lasted centuries.
Once vassals to pharaohs, the Kushite kings of Nubia took control of Egypt for almost a century. Embracing Egyptian rituals, they created a culture that influenced both civilizations.