The so-called "Hunger Stone" is pictured in Decin, Czech Republic on August 29, 2018, by the low water level of the Elbe river. - Once an ominous harbinger of low water and hard times for rafters on the Elbe river, this summer a massive boulder known as the "Hunger stone" in the Czech city of Decin has warned of the record drought spanning much of Europe. (MICHAL CIZEK/AFP/Getty Images)