The contiguous United States are framed by three major bodies of water: the Atlantic Ocean on the east coast, the Pacific Ocean on the west and the Gulf of Mexico to the south. The Pacific also holds the Hawaiian Island chain. The Gulf stretches from Texas to Florida and also touches Alabama, Louisiana and Mississippi.
North Ireland is not part of Ireland even though they are on the same piece of land.
Answer:
The wall acts as a dissipator for the energy of the ocean waves.
That is why on some coasts to reduce the force with which the waves collide on the shore, breakwaters are made to stop said maritime energy.
Explanation:
That is why this wall, if it is well built, acts as a barrier and stops the waves dissipating it with less energy on the maritime coast.
Like, where 4 canyons are located at? Alright then...
Grand Canyon - Arizona
Palo Duro Canyon - Texas
Bryce Canyon - Utah
Three Gorges - China