That was fast. Now we have the Teaser Trailer for Amazon's The Rings of Power. Have to say that, judging from that brief look, they hit Númenor and Lindon nail on the head. Where Galadriel is, though, I cannot say, unless she is simply recalling crossing the Helcaraxë with her brothers.
"The Edain came at last over leagues of sea and saw afar the land that was prepared for them, Andor, the Land of Gift, shimmering in a golden haze. Then they went up out of the sea and found a country fair and fruitful, and they were glad." ― The Silmarillion, "Akallabêth"
"Gil-galad was an elven-king.
Of him the harpers sadly sing;
the last whose realm was fair and free
between the Mountains and the Sea." ―The Fall of Gil-galad