It’s a popular question: how far would you go for a beautiful picture? For a number of Instagrammers, it seems the answer is: I would paddle out onto a beautiful Siberian lake that’s actually a chemical waste dump for the nearby power plant. What sounds like a joke is, in fact, very real. According to a report in The New York Times, a beautifully turquoise bit of water near the town of Novosibirsk has attracted hundreds of people intent on…