Is there a link on a question's page to see the edit history of that question? What is the "normal" way to get this information?
Just click on the time that shows how long ago it was edited...
If you do not see a time for how long ago it was edited, that the current version is also the original post (thanks Pesto).
As of 5/22/13 the entire phrase "edited on month day at time" is now a clickable link, which should be a lot more intuitive.
Just put the question number in where # is: