At an altitude of 850m, this chasm measures around 60m by 30m and is accessible via a viewing platform for a safe visit. It is an abyss of both absorption and collapse. The total depth is around 110m.
This hole used to be a horse charnel house. When horses came to the end of their lives, their owners would take them to this chasm. So it's easy to see why this hole was so popular with crows...
Free access.