Queen Victoria opened the Royal Albert Hall in London.
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NASA's Mariner 10 became the first spacecraft to reach Mercury.
Billie Eilish released her first-ever album, ''When We All Fall Asleep, Where Do We Go?"
The Baltimore Colts NFL team relocated to Indianapolis, Indiana.
Beethoven performed in person for the first time.
China's famous Terracotta Army was uncovered by a group of farmers near Xi'an, China.
