Well, I agree that the list does discount everything that isn't directly related to nature. Still although they didn't put it on there, they did get close to where I believe the safest place is, factoring in the other safety issues as well.

If you include crime and the recklessness of others, then you can certainly take Yakima and Spokane off the 10 best list. I doubt they'd even make the top 100.
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The ultimate result of shielding men from the effects of folly is to fill the world with fools.
-- Herbert Spencer, English Philosopher (1820-1903)