The heaviest kidney stone

Who had the heaviest kidney stone and how much did it weigh?

Peter Baulman from Australia had a kidney stone that was removed from his right kidney. It weighed 356 g and measured 11.86 cm at its widest point.

Barbara

The deepest lake and pit

Siberian Bajkalsko lake is the deepest in the word with the depth of 1620 m. There is as much water in it as in all Large lakes of North America together. The deepest pit in the world in
Gauffre Jean Bernard in Franceand it measures 1,5 km in depth.

Mateja