This photo taken on Nov. 8, 2023 shows autumn scenery along the river Main in Frankfurt, Germany. (Xinhua/Zhang Fan)
This photo taken on Nov. 8, 2023 shows autumn scenery along the river Main in Frankfurt, Germany. (Xinhua/Zhang Fan)
This photo taken on Nov. 8, 2023 shows autumn scenery along the river Main in Frankfurt, Germany. (Xinhua/Zhang Fan)
This photo taken on Nov. 8, 2023 shows autumn scenery along the river Main in Frankfurt, Germany. (Xinhua/Zhang Fan)
This photo taken on Nov. 8, 2023 shows autumn scenery along the river Main in Frankfurt, Germany. (Xinhua/Zhang Fan)
This photo taken on Nov. 8, 2023 shows autumn scenery along the river Main in Frankfurt, Germany. (Xinhua/Zhang Fan)
This photo taken on Nov. 8, 2023 shows autumn scenery along the river Main in Frankfurt, Germany. (Xinhua/Zhang Fan)
This photo taken on Nov. 8, 2023 shows autumn scenery along the river Main in Frankfurt, Germany. (Xinhua/Zhang Fan)