This is a tourist spot in Spain called "Caminito del Rey" - "The King's Little Walkway." It had been closed, but is set to reopen soon for reasons I can't figure. No walkway should be this harrowing, but then again, it's a free world. Don't look for me there!
I will admit, my method of smuggling beer into ballgames was always to cover a six with peanuts in the shell, but this is a better way - make a beerito and carry it proudly right up to your seat!