What kinds of lost things have you found in a public place?

I have found a few lost items in public, like umbrellas, wallets, and even a backpack once. One time, I saw a wallet on a bus seat, and I gave it to the driver before I got off. People often forget small things like sunglasses or water bottles in public places.

Well, there are a variety of lost belongings that I've come across in a public place. The most common ones are purses or wallets. I think the main reason for this is that when people purchase something, they take their purse out to give the money to the cashier and somehow drop their wallet or [...]