A soak in a thermal bath is a quintessential Budapest experience. (It hasn't cultivated a reputation as the "City of Spas" for nothing.) These baths, or fürdok in Hungarian, are heated by natural ...

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This luxurious spa is built on top of the thermal baths of Aquae Sextiae, which were discovered by the Romans in the 18th century. Visitors can view the excavated remains beneath the lobby's glass ...