Dubious Architecture

We were surprised to learn that there is an old abandoned thermal spa in La Bastide sur l'Hers. We were reliably informed that the water used to arrive here in three springs all of different temperatures.

Abandoned thermal spa

We were even more surprised by it's rather phallic architecture. Apparently this is a fountain.
Really....what was it modelled on, Casanova!?  Wonder what it looks like with water spurting out?!