Yu Youzhen, a Chinese millionaire, works as a street sweeper for the sanitation department to set an example for her children.
11
In a lifetime, an average person walks the equivalent of 5 equators
177
Women have a slightly higher average IQ than men.
164
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
Every workday, 6.7 million people commute to Manhattan!
26