“Dr. Hiatt's course is great for the average person who wants to be able to understand how the Earth works. I've listened to the course all the way through 4 times now and learn a little more each time... and when world events occur I feel I understand them that much more. I find Dr. Hiatt...”Read full review »
wxkjbc via Apple Podcasts ·
United States of America ·
09/04/11