How to Hide Your Guns during Martial Law. The first thing about hiding guns during martial law is knowing where not to hide them. Remember, we are prepping for the worst – which means armed soldiers with gun-sniffing dogs and ground-penetrating radar coming into your home. Hiding your guns in the normal places – like a hidden compartment under your kitchen cabinets – isn’t going to work in these worst-case scenarios. Ideally you don’t hide your guns inside your home.