Large orange buoy marking a new artificial reef close to a city skyline moves about with the ocean swell

buoy orange city skyline coastal town ocean swell artificial reef ocean structure underwater ocean deep scuba diver scuba working skilled offshore pipeline maritime salvage industrial oil rig dive attraction marine project dive destination ecotourism 4k resolution natural environment sea floor sculpture habitat tourism tourist engineering ecosystem maritime infrastructure moorings unique view diving commercial diver purposebuilt council government coastline coastal wreck blue ocean sculptures coral sea explore water activity