The iconic Niagara Falls waterfall ran out of water during a drought.
All that was left was a dry cliff top.
Source
The Beatles released their very first album, 'Please Please Me.'
The Spanish National Assembly officially abolished slavery in Puerto Rico.
Arthur Schawlow & Charles Townes was granted the first patent for a laser.
Four people died, and at least twenty were injured in a terrorist attack near the Houses of Parliament in London.
The New York Horticultural Society was founded.
