I'd keep the keys attached to a belt or wrists or something. If I lived there long enough, I'd even steal the lid and replace it with something finer...
I hate drain holes that appear to go all the way down to bedrock where you can feel heat coming from the earth below. Like it's the first chapter of Journey to the Center of the Earth.
At least where i live your regular home locks are secure enough that non-destructive entry requires specialized tools and close to LPL level skill. In my country there was once a serial burglar that could do that and for a long time police didnt even believe the that there even was any burglary.
Seeing all these “just get a giant key chain” comments reminds me that Lemmy’s core user base is the software engineer who stores a giant keychain in his cargo shorts, along side a multitool and the world’s thickest wallet.
If you had a basement that lead up to that drain you could put some mesh angled down, busy a hole into the the drain from your basement and if some stranger tries to grab your keys you can drop them inside.
if some stranger tries to grab your keys you can drop them inside.
When it finally happens
"HA, I've been waiting 49 years for this exact situation! they all said I crazy."
Old man shouts at sky "I told you Grettle that I'd have a use for that hole someday!!!"
A few moments later
"Now, how do I get to the basment with no key"