We went on a once-in-a-lifetime vacation this year. Six weeks in the USA, roving New England in an RV, and going on a helicopter tour around New York City. I have spent months thinking about the perfect camera for going on this trip. I went on several vacations with various permutations of cameras and lenses as a test-run. I data-mined my existing photographs to find the perfect setup through science. And I scoured the internet for untold hours to get it right. Here's what I took with me: Fig...