1. Roman Baths Rachael Stambaugh

2. Forum Baths Stabian Baths
A. Palaestra
B. Apodyterium
C. Frigidarium
D. Tepidarium
E. Caldarium
F. Furnace
G. Women’s Apodyterium/Frigidarium
H. Tepidarium
I. Caldarium
1. Palaestra
2. Swimming Pool
4. Frigidarium
5. Apodyterium
6. Tepidarium
7. Caldarium
8. Furnace
9. Women’s Apodyterium
10. Women’s Tepidarium
11. Women’s Caldarium
12. Latrines

3. Frigidarium
...these rooms enjoy great illumination and contain full daylight

4. Tepidarium
...another hall receives you, slightly warmed, not jarring you suddenly with heat.

5. Caldarium
...the hot passageway receives you, adorned with Numidian marble

6. Hypocaust Heating System
“From a spot seething with heat, hot air flows into them and, passing through conduits there, heats the walls and basins of the bath.”

7. Baths and Ecology Pliny and Strabo: Water supply
Vitruvius: Correct design and orientation
Lucian: Opulent decoration
Severus Alexander: Other supplies

8. Room with the hottest plunge bath

9. Caldarium

10. Floor space into which hot air was sent for heating the room and bath

11. Hypocaust

12. First bathing room encountered in the bath

13. Frigidarium

14. Changing room

15. Apodyterium