There has been quite a lot of chat about Monash in the last few weeks. A former Deputy Prime Minister died recently and he was remembered for being quite a history nut. One of his favourite topics was Sir John Monash. And the other was trains he could tell you the history of the different rail gauges in Australia.
Actually some places do...
However this is supposed to be about sensory deprivation and I suspect that there would be many sensations in a double session