Tetrapod (structure) wave-dissipating concrete block
Keywords
bay,
beach,
ocean,
breakwater,
wave,
storm,
blue,
coast,
coastline,
island,
rock,
sea,
water,
sky,
stone,
travel,
architecture,
ancient,
wall,
no people,
concrete,
protection,
nature,
harbor,
danger,
prevention,
construction industry,
environment,
breaking,
water's edge,
weather,
engineering,
aquatic