:
I see your difference engine and raise you an analytical engine.
|
Except that the Analytical Engine was never finished. I suspect you were only looking at a part of it, and not even a working part at that. The tour guides actually operated the Difference Engine to perform a calculation for me. Which was awesome.
:
Nice pic and what a wonderful place! Where were you? 
|
Alcar's correct; I'm right on the edge of the Grand Canyon.