Shorelines are formed when a body of water and land separate.
Greece is surrounded by water on three sides, and shares a boarder with Albania, Macedonia, Bulgaria and Turkey.
water...:]
That is the Mediterranean Sea
The water is surrounded by continents
A shoreline is the coast along the edge of a body of water such as the ocean or a lake. The water washes up on the shoreline.
coastlines or sometimes shorelines
Perhaps the Sinai.
Warming (and thus expanding) water from the warming atmosphere, as well as water melting from glaciers and ice caps is causing the eustatic (world-wide) sea level change that is threatening the shorelines.
The Dominican Republic is surrounded on three sides by water. It shares the island of Hispaniola in the Caribbean Sea with Haiti.
Water can wear down rocks on riverbeds and along shorelines.
The continents are not floating on water, if that is what you mean. The large bodies of water on the earth's surface fill up some of the spaces between the continents.