Tidal range Tidal range Tidal range is the height difference between high tide and low tide. Tides are the rise and fall of sea levels caused by gravitational forces exerted by the Moon and Sun and the rotation of Earth. Tidal range is not constant but changes depending on the locations of the Moon and Sun. The most extreme tidal range occurs during spring tides, when the gravitational forces of both the Moon and Sun are aligned (syzygy), reinforcing each other in the same direction (new moon) or in opposite directions (full moon). During neap tides, when the Moon and Sun's gravitational
Poland's Wedding to the Sea Poland's Wedding to the Sea Poland's Wedding to the Sea was a ceremony meant to symbolize restored Polish access to the Baltic Sea that was lost in 1793 by the Partitions of Poland. It was first performed on February 10, 1920, by General Józef Haller at Puck (Putzig). In the early spring of 1945, following the Polish-Soviet advance into Pomerania, a number of such ceremonies took place in several locations. The most famous 1945 Weddings to the Sea were performed by the soldiers of the Polish Army on March 17, 1945 in Mrzeżyno (Regamünde), and on March 18 in newly