Ah there's a fairly common perception game played at fairs in my home region: guess the height of the hanging ham. A ham (technical, a prosciutto) is hanged on

Ah there's a fairly common perception game played at fairs in my home region: guess the height of the hanging ham. A ham (technical, a prosciutto) is hanged on a rope and people have to guess how far it is from the ground. The winner takes it home, of course.