During the Vietnam War, North Vietnamese VietCong guerrillas built a vast network of tunnels in the south of the country as part of the insurgency against the South Vietnamese government and their American allies. The tunnel network was a key base and shelter for the North Vietna ...Show more
Canada's worst E.coli outbreak
In 2000, contaminated drinking water in the small Canadian town of Walkerton triggered one of the country’s worst public health disasters.Heavy rainfall washed E. coli bacteria into the town’s water supply, but failures in testing and reporting meant residents continued to drink ...Show more
On May 7th, 1824, in Vienna, Austria, the musical world changed forever. The assembled crowd in the Theater am Kärntnertor heard one of the most groundbreaking and revolutionary musical performances in history. However, there was one person in attendance who didn’t hear the perfo ...Show more