“Never play hide and seek with mountain ranges because they peak”

In the game of hide and seek, the seeker is not supposed to peek and see where others are hiding. A riddle was posted on Twitter by Helen Bullock on November 14, 2012:
 
Q: Why can’t you play hide-and-seek with mountains?
A: Because they PEAK!
   
“Never play hide and seek with Mountain ranges because they peak” was posted on Twitter by Tony Blackburn on July 25, 2019.
     
     
Twitter
Helen Bullock
@HellBullock
#SillySaturdays Why can’t you play hide-and-seek with mountains?
Because they PEAK!
4:12 PM · Nov 24, 2012·Twitter for iPhone
 
Twitter
Eric Wilborn
@ericwilborn
Tried to play hide and seek with some mountains but they peak.
10:09 PM · Jun 14, 2013·Twitter for Android
 
Google Books
100 Family Adventures
By Tim Meek and Kerry Meek
Frances Lincoln Ltd (FrancesLincoln.com)
2015
Pg. ?:
Why can’t you play hide-and-seek with mountains?
Because they PEAK!
   
Twitter
Whitney Beckett
@whitneydare
Every delivery from our FedEx guy comes with a joke. Here’s what we got today: Why should’t you play hide & seek with mountains? They peak.
10:51 AM · Aug 12, 2016·Twitter Web Client
 
Twitter
I am so Cot 🧚🏻‍♀️
@iamcot33
Q. Why can’t you play hide-and-seek with mountains?
A. Because they PEAK! #ALDUBIkawLang
1:39 AM · Sep 26, 2016·Hootsuite
   
Twitter
Bill Helton
@7colonel7
Corny joke…Why Can’t you Play Hide & Seek with Mountains?  Cause they Peak!
11:25 AM · Apr 12, 2018 from Athens, AL·Twitter Web Client
 
Twitter
Tony Blackburn
@tonyblackburn
Never play hide and seek with Mountain ranges because they peak.
10:21 AM · Jul 25, 2019·Twitter for iPhone
 
Reddit—Dadjokes
Posted by u/GhostPotency August 18, 2019
Why is it pointless to play hide and seek with mountain ranges?
They peak.