Interesting Chess Facts

There are 400 different possible positions after one move each. 

There are 72,084 different possible positions after two moves each. 

There are over 9 million different possible positions after three moves each. 

There are over 318 billion different possible positions after four moves each. 

The number of distinct 40-move games in chess is far greater than the number of electrons in the observable universe. The number of electrons is approximately 10^79 , while the number of unique chess games is 10^120.

And even more impressive is the fact that I manage to pick the wrong move each time :P