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TIL In 2013, Toronto surpassed Chicago as the fourth largest city in North America. Except for a brief rise in the 1990s, Chicago’s population has been steadily shrinking since the 1950s, when it was the nation’s second largest city

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nekkb TIL Gray wolves were reintroduced into Yellowstone National Park in 1995, resulting in regeneration of the entire ecosystem [Trophic cascade]. After the wolves were driven extinct regionally nearly 100 years ago, scientists began to fully understand their role in the food web as a keystone species.
wokoY TIL that the Longest Conveyor Belt in the World can be seen from space
xOX7 TIL that in 1954, a covert US operation overthrew a democratically elected government in Guatemala for the benefit of an American fruit company.
dZX7 TIL that Fats Waller, jazz musician, was kidnapped by four armed men and forced to play the piano during a huge party ; he later realized he was playing for Al Capone’s birthday, who absolutely loved his music. Some say he played for three days, and went back home with a tip of thousands of dollar.
Z8A8B TIL the metropolitan areas of New York City, Los Angeles and Miami contain nearly a quarter of the world's Jews.