An amphitheatre built in the third century AD is still visible, but the thermae were demolished during the crisis of the third century to build the city's walls, which remain some of the most complete circuit of Gallo-Roman city walling that survives.

Roman bath-houses were also provided for private villas, town houses and forts ; these were also called thermae.

In the Roman period, thermae and a palaeochristian basilica were built.

Hypocausts were used for heating hot baths ( thermae ), houses and other buildings, whether public or private.

In ancient Rome, thermae ( from Greek thermos, " hot ") and balnea ( Greek βαλανείον, balaneion ) were facilities for bathing.

Where natural hot springs existed ( as in Bath, England, Băile Herculane, Romania or Serdica, Bulgaria ) thermae were built around them.

The Baths of Caracalla () in Rome, Italy were Roman public baths, or thermae, built in Rome between AD 212 and 216, during the reign of the Emperor Caracalla.

There are also ruins of thermae, which, according to an inscription upon them, were built by Vespasian.

The Baths of Diocletian ( Thermae Diocletiani ) in Rome were the grandest of the public baths, or thermae built by successive emperors.

Though the early settlers were of Celtic origin and the Romans knew about the therapeutic properties of the thermae, it was not till the arrival of the Suebi after the collapse of the Roman Empire that this Spa Town became really popular for the first time in the 6th century.

An organised street plan was laid out, ignoring earlier boundaries, the streets lined with timber-slot structures ; public buildings including thermae were erected and an artificial water supply established.

The grid structure can be seen in today's Belgrade with the orientation of the streets Uzun Mirkova, Dušanova, and Kralja Petra I. Studentski Trg ( Students ' Square ) was a Roman forum, bordered by thermae ( a public bath complex whose remains were discovered during the 1970s ) and also preserves the orientation the Romans gave Singidunum.

Inscriptions record the repair of its town walls and the construction of thermae ( of which remains were found ) in 57-51 BC, the construction in 43 BC, of a portico, remains of which may be seen along an ancient road, at right angles to the main road, which traversed Grumentum from south to north.

The tepidarium in the Roman thermae was the great central hall round which all the other halls were grouped, and which gave the key to the plans of the thermae.

The tepidarium was decorated with the richest marbles and mosaics: it received its light through clerestory windows, on the sides, the front and the rear, and would seem to have been the hall in which the finest treasures of art were placed ; thus in the thermae of Caracalla, the Farnese Hercules, and the Toro Farnese, the two gladiators, the sarcophagi of green basalt now in the Vatican, and numerous other treasures, were found during the excavations by Paul III in 1546, and transported to the Vatican and the museum at Naples.

Sphaeristerium Latin, from the ( Greek σφαιριστήριον, σφαῖρα, ball ), the term in classic architecture given to a large open space connected with the Roman thermae, for exercise with balls after the bather had been anointed ; they were also provided in the Roman villas.

Additionally, in 2007 the new thermae were opened.

The Baths of Trajan were a massive thermae, a bathing and leisure complex, built in ancient Rome starting from 104 AD and dedicated during the Kalends of July in 109.

After being utilized mainly as a recreational and social center by Roman citizens, both men and women, for many years, the baths, in use as late as the early fifth century seem to have been deserted at the time of the siege of Rome by the Goths in 537 ; with the destruction of the Roman aqueducts, the thermae were abandoned, as was the whole of the now-waterless Mons Oppius.

The Romans also used them for supplying water to the bath-houses or thermae and to drive vertical water-wheels.

They used lead widely in plumbing systems for domestic and public supply, such as feeding thermae.

Although he does not suggest it himself, it is likely that his dewatering devices such as the reverse overshot water-wheel was used in the larger baths to lift water to header tanks at the top of the larger thermae, such as the Baths of Diocletian and the Baths of Caracalla.

Under the reorganization of the empire by Diocletian, Rouen became the chief city of the divided province of Gallia Lugdunensis II and reached the apogee of its Roman development, with an amphitheatre and thermae of which the foundations remain.

One of the few representations of Tethys that is identified securely by an accompanying inscription is the Late Antique ( fourth century CE ) mosaic from the flooring of a thermae at Antioch, now at the Harvard Business School in Boston, Massachusetts after being moved from Dumbarton Oaks.

Substantial excavated Roman remains can be seen, including the military amphitheatre, thermae ( baths ) and barracks occupied by the Roman Legion.

Agrippa signalized his tenure of office by enlarging and restoring the Cloaca Maxima, the main sewer in Rome, constructing thermae and porticos, and laying out gardens.

The town was organised according to the typical Roman street system with a rectangular street plan, a forum, thermae, a sewage and water supply system that came from lake Vrana, by way of a 40 km long aqueduct.

A marketplace surrounded by storehouses on three sides with a temple in the centre with two on the open ( south ) side, as well as a thermae, also have been discovered.

Ruins of the camp, as well as other Roman ruins, have been found and conserved, such as the remains of Roman public baths ( thermae ). The Roman settlement was abandoned during the retreat of the Romans on the Rhine frontier by 260 AD.

Palladia Tolosa was by all means a major Roman city, with aqueducts, circus and theaters, thermae, a forum, an extensive sewage system, etc.

Appointed by Pope Alexander VII superintendent of antiquities in the Papal States, he directed in Rome the excavations of the Forum and of thermae near the church of San Lorenzo in Panisperna.

In fact, it developed from a wood construction ( of Roman inspiration ) at a domus with an atrium containing an impluvium, porticos, and thermae heated by hypocaust, along with a system of sewers.

There is a story of pirates, a trip to the baths ( thermae ), and a retelling of Pyramus and Thisbe, as originally told by the Roman poet Ovid.

The first public thermae of 19 BC had a rotunda 25 meters across, circled by small rooms, set in a park with artificial river and pool.

The construction of such dewatering machines is described by the Roman engineer Vitruvius writing in 25 BC, and their use for irrigation and lifting water in thermae was widespread.

The Tepidarium ( 1881 ), by Lawrence Alma-Tadema | Sir Lawrence Alma-Tadema The Tepidarium of the thermae in the Pompeii

The third period is most distinguished and is represented by the remains of one civil basilica, a complex of baths ( thermae ) and one townhouse.

Excavatations have revealed a villa with peristyle, thermae, granary and water tower.

The villa comprises an area of about 6. 000 m² ( 98, 6 x 63 m ) and included thermae on the west side and a smaller nymphaeum on the east side.

He is also one of the emperors who commissioned a large public bath-house ( thermae ) in Rome.

A thermae was constructed in a small house to provide repose for people who took therapeutic mineral treatments from these waters.