Originally Posted by LarryC
I had a plan do that over the grand canyon once. It scared the crap out of me. We were on a tour over it.
My grandfather told me how during his deployment he'd go on training rides just to go, and how on occasion they'd shut off the engine. Pilot would go tell him beforehand, and get him to scare one of his buddies awake.
But if you want to feel a bit more reassured about it, look up the Gimli Glider. ...