1. Try to keep no cash as much as possible. If have to, keep it in your wrist belt. 2. Don’t keep all important documents and cash in one place. 3. Keep you backpack in front of your chest. 4. Keep an eye to watch out when have to use your mobile phone. 5. No place is 100% safe, always Keep vigilant no matter which country you go to.
i watched afew videos of why these peoples get their valuable things or money get stolen and mostly are self-complacent and having money in the backpack or placing branded stuffs it in the hotel while on the day trip or leaving the phone on the table etc, i also been to europe many times and i always keep cash and passport in the waist pouch and to be safe than sorry!