Photo taken on Dec. 15, 2020 shows a train driver chocolate statue at the Choco Loco exhibition at the Train World Museum in Brussels, Belgium. The Choco Loco is an exhibition at which chocolate sculptures inspired by train-related subjects are displayed. (Xinhua/Zheng Huansong)

Photo taken on Dec. 15, 2020 shows a chocolate sculpture at the Choco Loco exhibition at the Train World Museum in Brussels, Belgium. The Choco Loco is an exhibition at which chocolate sculptures inspired by train-related subjects are displayed. (Xinhua/Zheng Huansong)

Photo taken on Dec. 15, 2020 shows a chocolate sculpture at the Choco Loco exhibition at the Train World Museum in Brussels, Belgium. The Choco Loco is an exhibition at which chocolate sculptures inspired by train-related subjects are displayed. (Xinhua/Zheng Huansong)