- The North Sea lies between Great Britain, Denmark, Norway, Germany, the Netherlands, Belgium and France. An epeiric sea on the European continental shelf, it connects to the Atlantic Ocean through the English Channel in the south and the Norwegian Sea in the north. It is more than 970 kilometres (600 mi) long and 580 kilometres (360 mi) wide, covering 570,000 square kilometres (220,000 sq mi).
- Mason County, Washington (data.census.gov)
Mason County, Washington has 959.6 square miles of land area and is the 29th largest county in Washington by total area. Mason County, Washington is bordered by Grays Harbor County, Washington, Thurston County, Washington, Kitsap County, Washington, Jefferson County, Washington, and Pierce County, Washington.