The idea of seven continents has never been based on science — it’s a leftover tradition that ignores how landmasses actually work. The video rebuilds the definition of a continent from scratch using ...

The each of the five Olympic rings represent a different continent. Thought the U.S. teaches there are seven continents, the Olympics use the five-continent model. Each ring's color is associated with ...

Imagine running one marathon, an impressive feat by anyone’s standards. Now try to envision running seven marathons in as many consecutive days, all on different continents. The races began at Ultima ...