Mikveh

Ruins Of A Possible Mikveh Dating Back As Far As The Early 1700s
See Www.Tabletmag.Com

"The 18th Century Building Of The Former Mikveh, Renovated In The 19th Century, Is Located In The Cellars At 3 Zamenhofa Street" (Wiki)
See En.Wikipedia.Org

Remains Of Two Mikvaot At The Synagogue From The 1600s. (See Link)
See Jewish-Heritage-Europe.Eu

Mikveh In Speyer ("The Monumental Mikveh (C.1128) Has Been Largely Preserved In Its Original State,") And Worms ("The Monumental Mikveh, Founded In The Late 12th Century, Has Been Fully Preserved From Medieval Times.") (Ab Ev)

Mikve At The Jewish Town Hall

"The Oldest And Largest Mikveh In Europe Was Discovered, Just A Few Decades Ago On Ortygia, In Syracuse, Sicily, Ten Meters Under The Hotel Alla Giudecca. The "Casa Bianca" Mikveh Was Most Likely Built During The Byzantine Period And Was Probably In Use From The 7th To The 15th Century. Its Five Immersion Pools ..." + Ortygia Has Two Other Mikvehs, One Under The Church Of San Filippo Apostolo, And One Under A Private Residence In The Olivo Neighbourhood. (Wiki)
See Mfopen.Mf.No

One Was Found Near The Western Wall In 2022 (See Link), Probably There Are More.
See Apnews.Com

Several Found (See Link)
See Www.Theologische-Links.De

Remains Of An 18th Century Mikvah Under The Art Museum Alberto Henriquez (See Link)
See Forward.Com

Jewish Religious Baths From The 18th Century In The Small Jewish Suburb.
See Suburbiumbardejov.Sk