Hunga Tonga, a volcano in Tonga, erupted, which triggered tsunami warnings from the US and Chile to Japan and Australia.
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The first Super Bowl was played in Los Angeles.
Space Mountain at Magic Kingdom opened at Walt Disney World Resort, Florida.
The world-famous Swan Lake ballet premiered in St. Petersburg at the Imperial Mariinsky Theatre.
Inventor Elisha Otis acquired a patent for a steam engine for elevators.
The World Economic Forum announced that there will be more plastic than fish in our oceans by as early as 2050.