Only 1400 years long...
Sea and Land Changes Places
https://www.bing.com/videos/search?q=earth+in+upheaval&&view=detail&mid=0428A11B2CCE607BC0050428A11B2CCE607BC005&&FORM=VDRVSR
Earth in Upheaval #4: Georges Cuvier - The Cycle of Disasters Shapes Evolution YouTube · 4,000+ views · 21/9/2020 · by See the Pattern