atlantic
atlantic ocean
attachment
bank area
bank attachment
biscay
body of water
boulders
breakwater
breakwater blocks
bulwark
coastal construction
coastal protection
concrete
concrete blocks
concrete chunks
concrete cubes
concrete cuboid
cubes
cuboid
dissipation
donostiasan sebastin
embankment
flood protection
guipzcoa
harbor protection
hydraulic engineering
protective measures
quarrystone wall
rampart
san sebastian
shore
spain
stones
wall barrier
wall mounting
walls
water