Contrarian view here - It seems like travelers are more civil now days. I remember camping with my family when I was young. Every stall was covered with graffiti. All the picnic tables, poles, trees, benches and monuments had people's names and love hearts carved into them. I don't see much of that anymore. I'm thinking that with instant communication via phones and easier ability to protect oneself with available products that I feel pretty secure in most situations.
I learned a lot of poetry in those early days. Most poems started with "Here I sit..."