A black-headed gull flies amid snow in Berlin, Germany, Jan. 5, 2024. (Xinhua/Ren Pengfei)
People ride bikes at the Tiergarten Park in Berlin, Germany, Jan. 5, 2024. (Xinhua/Ren Pengfei)
A woman rides a scooter at the Tiergarten Park in Berlin, Germany, Jan. 5, 2024. (Xinhua/Ren Pengfei)
A rider is seen at the Tiergarten Park in Berlin, Germany, Jan. 5, 2024. (Xinhua/Ren Pengfei)
This photo taken on Jan. 5, 2024 shows the roof of the Berlin Cathedral covered by snow in Berlin, Germany. (Xinhua/Ren Pengfei)
A dog plays in the snow at the Berlin Wall Memorial in Berlin, Germany, Jan. 5, 2024. (Xinhua/Ren Pengfei)
A car runs on a road in Berlin, Germany, Jan. 5, 2024. (Xinhua/Ren Pengfei)
A woman runs at the Tiergarten Park in Berlin, Germany, Jan. 5, 2024. (Xinhua/Ren Pengfei)
A pedestrian walks on a street in Berlin, Germany, Jan. 5, 2024. (Xinhua/Ren Pengfei)