LOL !!!
I knew a guy like that when I was in the cops and robbers biz. When he did a car stop on the Las Vegas Freeway, it was always something funny ...i.e. two midgets fighting over the circus fat lady or something.
There's some who go out with definite ideas where they're going, and what they're going to see.
And then there's others who just go out, and go where they may, see what they may.
The latter of course are much more likely to run into colorful people, colorful events, colorful experiences.