Have you ever driven down a rural highway in Missouri and noticed a boot on a fence post? I have and learned that the meaning of it is the reason why you should never touch it.
It looks like it came straight from the Game of Thrones TV series. Seriously. But, no, this impressive rock is not set in the mythical land of Westeros. As a matter of fact, there are many who claim it can only be found in one certain part of Missouri.
For example, did you know he based a lot of his protest style on Ghandi? He also was followed and wire tapped because he had a friend who J. Edgar Hoover thought was a communist.
Even if we've seen them all a hundred times, even if we look at every picture, even if we've visited when it's on display... it never does quite get old to look at, does it?