in Italy there are "the stones of famine".
not that old but interesting anyway.
one reads "if you see me you must be crying".
https://blog.3bee.com/pietre-della-fame-siccita/
sorry... can't find english version.
Yeah, i almost feel sorry for those poor Bitcoin investors.
until there are no more stupid people there will always be someone "smarter" to take their money. Bravó!