Thousands of tonnes of mould suddenly gave way in a landslide at Bowleaze Cove in Weymouth, Dorset earlier this week.
The dominating earth slide comes after weeks of heavy rainfall and a 900ft slit has now formed.
The area is Britain’s first national world heritage area.
The foot th along the area has been closed as there are apprehensions that there may be further subsidence.
It’s six foot deep in places and some rts of the chasm are as comprehensive as four foot.
The earth of the Jurassic coast is made up of a permeable limestone at the top, where tone down has seeped in, and an impermeable clay underneath it.
Water has mixed with the clay, procuring the cliff edge far heavier than usual and this has caused the escarpment to coll se.
There have been coastguard warnings for walkers to leave alone the area.
But these warnings are unlikely to keep the tourists away for big.
The natural spectacle is likely to draw attention from photographers and walkers, without thought the dangers of another collapse.
The Jurassic coast is regarded as one of the greatest usual wonders in Britain, ranking alongside the Great Barrier Reef and Respected Canyon as one of the world’s greatest natural wonders.
It stands from Orcombe Aspect in East Devon to Swanage in East Dorset totalling a distance of 155 kilometres.
The UNESCO Universe Heritage Site is rticularly popular with fossil hunters. Hundreds of fossil types can be found along the beaches.
It s ns 185 million years of geological annals.
The crack isn’t the first that the area has seen and changes to the landscape are incredibly stale.
The South West Coast th guide book has just been updated to embellish the new th diversions created by coastal erosion.
Walkers and tourists are commended by VisitDorest.com to follow official routes for all ths and follow warning signs at all s ns.