There is also a thing called Geocaching (https://en.wikipedia.org/wiki/Geocaching https://en.wikipedia.org/wiki/Geocaching) which basically is a world-wide trea

There is also a thing called Geocaching (https://en.wikipedia.org/wiki/Geocaching https://en.wikipedia.org/wiki/Geocaching) which basically is a world-wide treasure hunt. I went looking for geocaches around my house when I was youger, and even nowadays when I have to wait for a train for one hour or two in city I've never been, I usually go looking for caches around the train station.