World record of distant landscape photography

If you had to guess, what’s the longest distance between the camera and the object that can be seen in the picture taken by it, how far would you go?  Well, it turns out that the world record is 443 kilometers, which is way more than what I was expecting.  I thought it’d be within the 100 kilometers.  But 443 is crazy!  Here’s the map that shows a different perspective.