ONO Spa
Hotel SpaBerlin
A hotel spa inside The Mandala Hotel in Mitte, Berlin, with sauna and fitness areas, day passes for adults 14 and up.
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Country
Spas in Germany
2 spas match
Aachen, North Rhine-Westphalia
A suite hotel in central Aachen where each private room has its own jacuzzi and sauna, booked by the night rather than a day pass.
$$$
