Top Ten Reasons Why We Know The Earth is Round

by Rob Skiba: Testing the Globe

#10 All bodies are Spherical


#9 Time Zones and Seasons


#8 The Coriolis Effect and Curvature


#7 Triangles


#6 Aristotle and Carl Sagan


#5 Stars viewed from North or South


#4 Magellan's Circumnavigation


#3


#2


#1