People were quick to enjoy and take photos of the glacial spectacle on Sunday.
The Danube is Europe’s second-longest river, starting in Germany and emptying into the Black Sea after stretching nearly 3,000 km through 10 countries.
More than 20 people have died in the cold spell gripping Europe.
Despite deadly conditions elsewhere, crowds in Budapest managed to enjoy the big freeze.
Budapest faces temperatures of about minus nine degrees Celsius on Tuesday.
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3
Copyright © 2018 CGTN. Beijing ICP prepared NO.16065310-3