The 56th parallel north is a circle of latitude that is 56 degrees north of the Earth's equatorial plane. It crosses Europe, Asia, the Pacific Ocean, North America, and the Atlantic Ocean.
At this latitude the sun is visible for 17 hours, 37 minutes during the summer solstice and 6 hours, 57 minutes during the winter solstice.
56th parallel north Wikipedia
Starting at the Prime Meridian and heading eastwards, the parallel 56° north passes through: