The Jubilee Cave
The Jubilee Cave is the longest show cave at Jenolan.
It takes the longest amount of time to visit as it is fairly remote from the other caves.
Of the caves shown at Jenolan to the public it is the least visited due to
the length of the tour and the small tour groups that can be taken there.
Image sourced from Youtube user Geoffrey Melbourne: https://www.youtube.com/watch?v=5hhebS0DXmY
Information Thanks to Wikapedia:
Public Domain, https://en.wikipedia.org/wiki/Jenolan_Caves