115 THINK ABOUT IT: Hunger stones: the practice of marking river levels with carved stones during droughts, to warn future generations that there will be a famine if the water level gets low enough to see the carving. This has been done since 1115 and as recently as 2018 (twitter.com) posted 2 years ago by eagle-eyes2020 2 years ago by eagle-eyes2020 +116 / -1 12 comments share 12 comments share save hide report block hide replies
Hoover Dam is the largest hunger stone