The original post: /r/todayilearned by /u/WhatsUpLabradog on 2024-09-17 15:12:07.

Original Title: TIL about the Zanclean flood: 5.33 Mya the dried-up Mediterranean Sea completely refilled within months, after being cut-off from the Atlantic for 630,000 years (Messinian salinity crisis). The waters broke through the Strait of Gibraltar at 1,000x the rate of the Amazon!