Niagara falls retreats at an average rate of about 3 to 5 feet per year due to erosion caused by the water flow and the impact of ice and rock fragments. This erosion primarily affects the soft rock layers beneath the falls, leading to their gradual retreat upstream. Over thousands of years, this process has significantly shaped the landscape of the region.
about 8 hours and ten minutes if you mean Niagra Falls in New York
How far by car is it from Portland ME to Niagra Falls?
Iguaza falls is larger then Niagra falls it is four times as wide and the water falls at 269 feet. Every second a huge amount of water comes thundering down.
Big Ben's minute hands travel approximately 190km every year.
Every Year as far as humanity remembers. Its one of the oldest religions on earth.
waterfalls
i day :p
The average plate movement is between 2-3 centimeters per year.
As far as the law is concerned, if you are in a fight and have the oppurtunity to retreat than you must do so. the exception to this in Texas is if you are in your own home. The Castle Exception allows you to defend your castle (home).
About 1 second away every 50,000 years
The Pacific Swimming Far Westerns Championships is held twice a year, once in the long course season, and once in the short course season.
If you look at qualifying times and amount of race wins for red bull then you can probably say that red bull is the fastest car this year so far. They have been on pole for every race so far in 2011 and have won the most races so far this year with 6 race victories so far this year.