> Put it in a sealed container and drop it in an abandoned mine, or even a pool. Keep an armed detail protecting it from getting stolen. There, done. Indeed.

> Put it in a sealed container and drop it in an abandoned mine, or even a pool. Keep an armed detail protecting it from getting stolen. There, done. Indeed. https://en.m.wikipedia.org/wiki/Asse_II_mine https://en.m.wikipedia.org/wiki/Asse_II_mine