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The fontaine de la Régénération or fontaine d'Isis is a monument erected in 1793 at the former site of the Bastille in Paris, during a festival to commemorate the anniversary of 10 August, 1792.
It featured a statue of goddess Isis flanked by two lions, with water springing from her breasts.
References
Jules Michelet, Histoire de la Révolution française, t. 6, Patis, Chamerot, 1853, p. 220-221.