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Warning sign for swimmers to beware dangerous currents, Manly Beach, Sydney
A tsunami warning sign on Lanta island, Krabi / Thailand
Despite the warning sign erected on the southern end of Bondi Beach, swimmers take to the water.   Uneven and inconsistent wave patterns and waves churning up sand are two indicators of dangerous currents, both visible in this image.  This area is under constant patrol by lifesavers and lifeguards.  This image was taken on an afternoon in summer.
Corsewall lighthouse Scotland
A red and white no swimming, deep water sign next to a body of water
Danger falling rocks sign on side of cliff
No swimming sign on the beach of Mimizan in South France on the Atlantic Ocean
Falling Rocks Warning and danger  Road Sign  with rock background
A danger deep water warning sign attached to a fence next to a lake
above the sea in Denmark, Overcast day
Danger no swimming sign deep water at Loch Lomond UK
Sign prohibiting swimming in the Atlantic Ocean at the rocky coast in Cape Town
Sign post prohibiting swimming at Lake Echternach, green leafed trees against blue sky in background, sunny summer day in Luxembourg
A warning sign is designed to protect visitors from geothermal sources and danger at the  Whakarewarewa park witch is a geothermal area within Rotorua city in the Taupo Volcanic Zone of New Zealand.
Dangerous warning boards for swimming at the beach
Scientist sampling pollution levels in creek after flood and release of sewage into water (Please see my Working Man and Woman lightbox)
Not allowed swimming and allowed swimming sign on the beach
Danger sign on rocks on the beach at the mouth of the River Deben at Felixstowe Ferry in Suffolk, Eastern England, on a sunny day. The beach at Bawdsey can be seen across the river.
Watch children around water all the time, warning sign
Nuku'alofa, Tongatapu island, Tonga: civil defense evacuation sign for the event of a Tsunami, not a rare event in this region affected by earthquakes and volcanos, resulting from the collision of the Australian, Pacific and Tonga tectonic plates - danger from the sea.
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A sandy tropical beach with Rip Currents Sign and a breaking ocean wave in the background. Sign says: \
Signs posted at the end of the swimming season stating that swimming is prohibited. Signs are removed at the beginning of the swimming season.
No Diving Sign in Krka National Park, Croatia
Close up on a Welcome to North West Province Sign in South Africa.
Stock photo showing close-up view of red, life guard flag flying from flagpole with red and yellow dangerous currents warning sign advising of No Swim Zone.
No bathing sign prohibited and risk of drowning text in french means baignade interdite risque de noyade on beach river
Don't throw stones: they might hurt people below, says sign in Hermanus.
Vancouver, Canada - January 1, 2020: A View of sign on the fence \
A view of the sign of attention of high risk of tsunami at the rocky coastline of 17-Mile Drive in the United States
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