On this day in 1973, the iconic Sydney Opera House was dedicated by Queen Elizabeth II. See <a href="https://omnystudio.com/listener">omnystudio.com/listener</a> for privacy information.

On this day in 1973, the iconic Sydney Opera House was dedicated by Queen Elizabeth II. See omnystudio.com/listener for privacy information.

On this day in 1973, the iconic Sydney Opera House was dedicated by Queen Elizabeth II.&nbsp;See <a href="https://omnystudio.com/listener" rel="noopener noreferrer">omnystudio.com/listener</a> for privacy information.

Queen Elizabeth II opens the Sydney Opera House - October 20th, 1973

From the desk of “Stuff You Missed in History Class,” “This Day in History Class” quickly recounts a tidbit from today’s events in history.

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Queen Elizabeth II opens the Sydney Opera House - October 20th, 1973

Queen Elizabeth II opens the Sydney Opera House - October 20th, 1973