https://youtu.be/9T49_LduzpQ
https://youtu.be/IPbzWJNmndY
1732 - the Royal Opera opens at Covent Garden, London.
https://youtu.be/Mux924elxSs
https://youtu.be/GD6WJsqH_p4
https://youtu.be/MX3ma6fAl4o
2011 - The 36-floor Prime Tower opens in Zurich, Switzerland.