Today known as Palea Loutra or Old Baths located on 8 Kyristou Street, the baths were mentiond in 1667 by Turkish traveler Evlia Celebi. There is an interesting multi-domed bath complex on the rear end.
8 Kyristou str., Plaka, Athens, Greece
www.melt.gr/en/visit/the-bath-house-of-the-winds