According to U.S. scientists, July 2012 was the hottest month in recorded history. Crops have dried up, and most people’s utility bills have shot up. North America’s epic drought has placed a chokehold on the country’s lakes and rivers. The Hudson River, a cherished waterway stretching through New York, has seen its levels drop two feet this year alone. Sadly, the news is even worse in other parts of the world (like with the Ganges River above), where environmental changes, human abuse and urban development have left once-thriving rivers mere puddles of their former selves. Here are 10 Threatened Rivers For Your World Travel Bucket List, none of which we’ll recognize for much longer if we don’t find answers to all the years of neglect.