Use common sense in parking it.
Hidden switches and fuel cut offs wont deter a skilled thief.
A big dog might. grin
That said...
Don't spoil your trip by worrying about something very likely to NOT happen.
Insurance is a MUST HAVE anyway.
Pay for parking in secure lots when you need to leave it out of sight for a long time.
Enjoy your self.

Oh and Welcome to America. beer

I have mechanical Aptitude.
I can screw up anything.