an untouched sandcastle at the edge of the beach with the incoming tide slowly washing it away

untouched sandcastle edge beach incoming tide slowly wash away shore damp design drift sandstorm unstable children transient perish sandplay submerge decay erosion fragile castle dissolve shoreline sculpture collapse structure tumble disappear summer ruin creation flood swash unsteady sunset water memory sundown transcience fragment scenic salty vanish splinter shorebreak crumble sandy