I submit that the 100 Most Revolutionary Discoveries in Geography are this set:  https://sway.com/jpFfkuBMVghB0f7T 

Your reactions?  What would you have included?

For more, see my book Interpreting Our World, https://www.amazon.com/Interpreting-Our-World-Discoveries-Revolutionized/dp/161069919X  here:  

Interpreting Our World book.