Random triples
| Subject | Object |
|---|---|
| gptkb:Hofsós_Swimming_Pool | geothermal energy |
| gptkb:Hrafnagil_Swimming_Pool | geothermal energy |
| gptkb:Forum_Baths | hypocaust system |
| gptkb:Roman_thermae | hypocaust system |
| gptkb:Suðureyri_Swimming_Pool | geothermal energy |
| gptkb:sudatorium | hypocaust system |
| gptkb:temazcal | hot stones |
| gptkb:Temazcal | hot stones |
| gptkb:ruins | hypocaust |