This devise is related to coastal topography changes experienced machine where you can experience a change in the coastal terrain directly . According to the invented , artificial pools that are water soluble ; Only in the interior of the artificial grass, headland, sandy beaches and the continental shelf is formed only above the continental shelf of the artificial sandy beaches and coastal terrain immersed in water; And is provided to lock the water contained in the artificial pool , pumping apparatus for pumping water to the upper side to form a periodic wave, and artificial , artificial wave so that a change occurs in accordance with the topography of artificial coastal erosion and sand accumulation Sikkim ; provides an experience machine that includes coastal terrain changes . ; 展开▼