Members of an ice skating club perform “Nutcracker”

ZAGREB, Dec. 1, 2019 (Xinhua) -- Members of an ice skating club perform "Nutcracker" at the opening ceremony of an ice park at Tomislav Square in Zagreb, Croatia, on Nov. 30, 2019. Celebrations of the Advent kicked off here on Saturday. Xinhua/UNI PHOTO-

Members of an ice skating club perform “Nutcracker” at the opening ceremony of an ice park at Tomislav Square in Zagreb, Croatia, on Nov. 30, 2019. Celebrations of the Advent kicked off here on Saturday. Xinhua/UNI PHOTO-