It is located on the Lulworth Estate in south Dorset and is part of the Jurassic Coast. The coastline is of such international geological importance that it was designated England’s first natural World Heritage Site by UNESCO in 2001 and is now part of a family of natural wonders including America’s Grand Canyon and Australia’s Great Barrier Reef.
The magnificent natural limestone arch was formed when the power of the waves eroded the rock and forged a hole through the middle. The name Durdle is derived from an old English word ‘thirl’, which means to pierce, bore or drill.
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