Sources:
http://www.investopedia.com/features/crashes/crashes8.asp
http://en.wikipedia.org/wiki/Dot-com_bubble

↓ Transcript
Fact of the Day
On March 10, 2000, the NASDAQ Composite Index peaked at 5132.52, the highest point in the dot-com bubble.
As the stock market deflated over 5 trillion dollars' worth of market value was blown away.