The shot heard around the world was at

"The Lexington Battle Green, properly known as Lexington Common, is the historic town common of Lexington, Massachusetts. It was at this site that the opening shots of the Battles of Lexington and Concord were fired on April 19, 1775, starting the American Revolutionary War."

Here is the interesting part.

Designated NHL January 20, 1961

that was also JFK's inaugural address

https://www.youtube.com/watch?v=tnEbFJY4MZk

I think we are in for one hell of a week!