interesting 17 Pictures That Will Make You Say "Oh, That's How They Do That!"  

Kellen Perry
355.9k votes 66.9k voters 4.7M views 17 items

If you’ve spent any time lurking on Reddit’s mildlyinteresting, interestingasf*ck, or damnthatsinteresting subreddits, you’ve seen them: those pictures that make you slap your forehead and go, “So that’s how they do that!” They’re pictures that give you a behind the scenes peek at how common things function, are assembled, or are maintained.

Below are just some of the most interesting pictures of this kind, from Reddit and beyond. Vote up the ones that blew your mind at least a little.

1 31,094 VOTES

A Bricklaying Machine


A Bricklaying Machine is listed (or ranked) 1 on the list 17 Pictures That Will Make You Say "Oh, That's How They Do That!"
Photo:  Antmatter/Imgur
26,444 4,650
Is this fascinating?
2 35,364 VOTES

How a Log Is Divided Up


How a Log Is Divided Up is listed (or ranked) 2 on the list 17 Pictures That Will Make You Say "Oh, That's How They Do That!"
Photo:  HockeyDude3013/Reddit
29,982 5,382
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3 26,056 VOTES

Moving a House in 1908


Moving a House in 1908 is listed (or ranked) 3 on the list 17 Pictures That Will Make You Say "Oh, That's How They Do That!"
Photo:  JustBlue/Reddit
21,276 4,780
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4 25,873 VOTES

The Inside of a Bowling Ball


The Inside of a Bowling Ball is listed (or ranked) 4 on the list 17 Pictures That Will Make You Say "Oh, That's How They Do That!"
Photo:  elmielmosong/Reddit
20,243 5,630
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