Over 400 waterfalls have been officially named in Ontario. The number of Ontario's unnamed waterfalls would amount to several thousand.
24.8 kilometres (15.41 miles)
According to College of Physicians and Surgeons of Ontario, there were 23,266 active physicians in 2007. Currently, it is estimated that there are about 24,000 active physicians in Ontario.
342.13 kilometres (212.59 miles)
A human adult has 32 teeth.