There is a door in the ceiling of our school. No one knows where it goes (including teachers and janitors), no one has ever used it. It mysteriously opened a few days ago, and no one knows how. You can’t see anything in it, it’s just darkness. No one has an explanation. Our school is 98 years old.2yr ⋅ Celtic-Bhoy ⋅ r/DoorsForNinjas
There is a random, inaccessible, chained door at the top of NASA JPL's spacecraft assembly facility.1yr ⋅ Integr8shun ⋅ r/DoorsForNinjas
One closet. 6 feet above the ground and no stairs to get to it. Why.5yr ⋅ Dpower244 ⋅ r/DoorsForNinjas
Just found this subreddit today. Thought this fit but in a different way5yr ⋅ badarleen ⋅ r/DoorsForNinjas
Most ninjas don't fall but if a regular person got up there...(original post r/osha)7yr ⋅ fatherbiscuit ⋅ r/DoorsForNinjas
The staircase is one thing, but you'll have to be an even more skilled ninja for those doors above it.5yr ⋅ pruimentaart ⋅ r/DoorsForNinjas
We’ve had this one for a long time and a buddy just told me about this sub, thought you may enjoy. At our lake house in N Idaho.5yr ⋅ AustynCunningham ⋅ r/DoorsForNinjas
Not the Highest Door for Ninjas, but a Door for Ninjas Nonetheless5yr ⋅ carptocarpwalleting ⋅ r/DoorsForNinjas
Almost walked out this door, thankful to that bar, which is the real OG6yr ⋅ thief1434 ⋅ r/DoorsForNinjas
I'm guessing this is a Ninja school - no Ninja that's graduated would leave the door open...5yr ⋅ Autoskp ⋅ r/DoorsForNinjas
Only those who scale the cliff are allowed to stay here. (X-post from /r/pics)7yr ⋅ Evee_Rey24 ⋅ r/DoorsForNinjas
I guess there could be less efficient ways of accessing the trophy rack6yr ⋅ DefinedEmerald ⋅ r/DoorsForNinjas
This balcony opens up from the master bedroom overlooking the livingroom.6yr ⋅ troffgopher ⋅ r/DoorsForNinjas
I've been walking past this door almost everyday for 15 years, but just recently noticed it7yr ⋅ CHgeri100 ⋅ r/DoorsForNinjas
There must be a lot of ninjas at the Minneapolis airport, because there are a lot of doors like this6yr ⋅ PilotWombat ⋅ r/DoorsForNinjas
It’s not crappy design. It’s just not intended for everyone to use6yr ⋅ infernova99 ⋅ r/DoorsForNinjas