These folks do have a lot of fun learning how things work. And when we get bored, you can always climb a bridge.
Don't try this at home.
Click on the picture to enlarge. Last night I was WSPR-ing on 160 meter. Best result was LA3JJ 818 km. And I saw M0JEK André on my screen! I made this graphic with Excel. Import the WSPR data and play a little.