Wandering along St. Sampsons Square, near Finkle Street, in York.
The Roman Bath is a museum , tavern and B&B.

From the VisitYork web site:

"An excellent location to enjoy good food,ale and live music, plus a Roman Bathhouse in the basement!
One of the City's oldest attractions, step underground to see the remains of Roman York or Eboracum
as it was then known. Discover what life was like for the soldiers who lived and worked here and why
a visit to the Baths was so important!"