Durdle DoorDurdle Door
is a natural limestone arch
on the Jurassic Coast
. The arch has formed because less resitant rock
, including clay
and greensand have been eroded
, leaving a headland
of the more resistant Portland limestone
. This headland has been eroded leaving a natural arch.
Durdle Door is a popualr tourist "honeypot", as it is a short walk from the equally popular Lulworth Cove, and lies on the South West Coast Path.