Well, I’ll be a monkey’s uncle… or maybe a monkeys uncle…

I just now realized I have been misspelling Pikes Peak for decades.  I always assumed it was “Pike’s Peak” as in Zebulon Pike’s Peak.  Turns out there is no apostrophe and hasn’t been since at least 1890.

This is one of the best explanations I’ve seen about this apostrophe tragedy:

Pike’s Peak or Pikes Peak? by Maeve Maddox