Location located in hanoi hoan kiem hilton hanoi opera is close to hanoi opera house hoan kiem lake and ngoc son temple also nearby are thang long water puppet theatre and hanoi old city gate hotel features hilton hanoi opera has an outdoor pool a sauna and a 24 hour fitness center complimentary wireless internet access is available in public areas this 45 star hotel features business amenities including a 24 hour business center a meeting room and limotown car service dining