The Great Contributions to Human Culture of Voluntary Subscribers

This week's Wall of Fame includes pioneers in the field of geography. Samuel Price discovered that glaciers flow so much slower than rivers because they are more chilled out both literally and metaphorically. Phil Haynes calculated that there was supposed to be a large continent in the Pacific Ocean. Ed Hocky calculated that the Grand Canyon is actually 35 times deeper than is popularly believed. And finally Scott Manson discovered that underneath the sands of the Sahara there is an old ancient Roman hypercoast heating system covering almost three million square miles. We will now leave you with our voluntary subscribers who have helped contribute to the show to keep it free, flourishing and independent. Don't forget to join them now.