There is now a new article called How Time Works that answers all of these questions about clocks and calendars, plus many more! You will be amazed, because we take all of this stuff completely for granted and the origins are amazing!
What do you want to happen to your mortal remains after you die? You could have them turned into a diamond, packed into ammo or shot into space. Speaking of which, how does turning back into star stuff work?
Do you relish the thought of finding yourself face-to-face with a ghost? Do your favorite historical sites all have human suffering in common? If ghosts are your pleasure, then you may want to visit the cities on our list.