United States of America

thanks Daniele

Of course Krenek was here a few minutes before. However I put my pin following my idea.

Niagara Falls in winter; US side.
Not sure about the position; I believe in the neighborhood of the Nikola Tesla Monument.
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It could be at the rearmost point before the jump seen in this photo on the center-right:
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Niagara Falls frozen, most probably in 1911

let's check...