It once claimed to cure "nervous debility", "hysteria", and "some forms of kidney mischief".
Then, in a different life it was a restaurant and nightclub, and now, the grand Tudor-style building is home to the Rotorua Museum of Art & History.
Rotorua's Bath House celebrates its centenary this week, offering a chance to reflect on an illustrious history.
The Bath House was built by the Government of the day as a "Great South Seas Spa" and, in its heyday, gave up to 80,000 baths annually and 30,000 special treatments such as "vibratory massage" and "radium emanation".
The £25,750 project aimed to inject life into the ailing tourist industry following the 1886 eruption of Mt Tarawera and the destruction of the famed Pink and White Terraces.