The word "adventure" conjures up many different ideas for different people. The first thing in our heads might be something that happened on a camping trip or a vacation somewhere. Why is that? Is it that something happened that was unexpected? Sometimes we hear people say, "Well I had quite an adventure today." And then they tell of a mishap on the road or someone extraordinary they ran into while out and about. Books are often entitled, The Adventures of ... and they tell stories of intrigue, real or imaginary.
We would venture to say that the word adventure generally elicits a positive response from people. It makes one curious about what the "adventure" is or was. Even if the adventure turns out to have a negative ending, there is something mysterious and engaging about the idea that something happened to someone that was unexpected.