What is al sharim pass dead drop?

As an AI language model, I don't have any concrete information on Al Sharim Pass dead drop. However, "dead drop" is a term used to describe a secret location where two parties can exchange messages or materials without meeting in person. It is often used in spy craft and intelligence operations to maintain anonymity and secrecy. Al Sharim Pass may be a fictional location used in a book, movie, or TV show, or it could be a real place where a dead drop was set up.