AIRE Ancient Baths London
Thermal BathsLondon, England
Thermal bathhouse near Covent Garden in a former J.M. Barrie house, offering multi-temperature pools, massages and couples treatments by reservation.
$$$
Spas with reservation required in England
4 spas
Scenic Sauna
BathhouseCotswolds, England
A woodland sauna and ice bath venue near Northleach in the Cotswolds, offering communal and private heat-and-cold sessions plus occasional workshops.
$The Bath House — Banya London
BathhouseLondon, England
A Russian-style banya bathhouse in Belgravia offering oak-lined steam rooms, cold plunge pools and leaf-massage rituals, with day passes by reservation only.
$$$The Wild Sauna
BathhouseCotswolds, England
A wood-fired riverside sauna at Whichford Mill in the Cotswolds, with a cold-plunge bath, river dipping, and both private and communal sessions.