Well it depends on how big the swimming pools are like one of those big ones or the kid ones also I’m thinking if it’s the little ones that’s it’d be like a 10 years but the big ones omg I have no clue
        
                    
             
        
        
        
.........what i think......
 
        
                    
             
        
        
        
At a depth of 930 miles (1,500 km), this rock is some 300 times stiffer than at the boundary between the upper and lower mantle, which is about 410 miles (660 km) deep.
        
             
        
        
        
The Winter Olympics are held every 4 years.