The Spa at Hilton Hanoi Opera
Hilton Hanoi Opera's spa is mentioned by professional travelers. Of the 11 reviews tracked on TripExpert, 6 referenced the spa, like Frommer's, Insight Guides and Fodor's.
Hilton Hanoi Opera 
Frommer's
Insight Guides
Fodor's
Rough Guide
Oyster Fodor's
Frommer's "From the spacious and brightly lit lobby to the stylishly equipped rooms, the hotel oozes class and the staff are extremely efficient"
Insight Guides "Great pool, gym facilities and beauty salon/spa"
Fodor's "Spacious, comfortable rooms complemented by luxurious marble bathrooms offer guests respite from the urban bustle"
Rough Guide "In-house services include
three restaurants, a business centre and a fitness room with
outdoor swimming pool and spa services"
Oyster " Guests looking for a more intimate property with an Old Quarter address plus a spa and cinema room should consider the Hanoi La Siesta Hotel & Spa, where rates are lower"
Fodor's "Spacious, comfortable rooms complemented by luxurious marble bathrooms offer guests respite from the urban bustle"
