Christopher Columbus discovered Puerto Rico on his second voyage.
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Karl Wallenda of The Flying Wallendas died after falling off a tightrope between two hotels in San Juan, Puerto Rico.
Organized by the Columbian Order, the first recorded 'Columbus Day' was celebrated on this day.
The Spanish National Assembly officially abolished slavery in Puerto Rico.
Christopher Columbus discovered Trinity Islands.
While sailing in the Atlantic Ocean, Christopher Columbus discovered Venezuela, which he called 'Isla Santa.'
