Cefn Sidan stretches for nearly eight miles from the coastal town of Burry Port to Tywyn Point at the mouth of the Gwendraeth estuary near Kidwelly.
[3] The beach has a life guard patrolling during the summer months and can be accessed by ten approach routes where notices provide information for visitors.
[4] The sands were treacherous to sailing ships and a number of vessels were certainly lost around Pembrey, including "La Jeune Emma" bound from the West Indies to France and blown badly off course in 1828.
13 of the 19 on board drowned, including Adeline Coquelin, the 12-year-old niece of Napoleon Bonaparte's divorced wife Josephine de Beauharnais.
The last large ship to be lost was the four masted windjammer, the SV Paul, carrying a cargo of timber and grounding in a storm in 1925.