Victoria Falls
The main water source for Victoria Falls is the Zambezi River, and the falls have been changing over the past 100,000 years. The massive erosion takes its toll on the rock and causes the waterfall to recede upstream. Did you find the 3 changes? Click to see the next puzzle.
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Many other waterfalls have significant upstream receding (Niagara Falls). Geologists already have ideas about where the changes in Victoria Falls will take place in the future. |
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