This photo taken on June 2, 2026 shows the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France. (Photo: Xinhua)

This photo taken on June 2, 2026 shows the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France. (Photo: Xinhua)

This photo taken on June 2, 2026 shows the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France. (Photo: Xinhua)

A woman looks at the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France, June 2, 2026. (Photo: Xinhua)

This photo taken on June 2, 2026 shows the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France. (Photo: Xinhua)

People look at the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France, June 2, 2026. (Photo: Xinhua)

This photo taken on June 2, 2026 shows the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France. (Photo: Xinhua)

People are seen near the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France, June 2, 2026. (Photo: Xinhua)

This photo taken on June 2, 2026 shows the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France. (Photo: Xinhua)

Pedestrians walk near the temporary art installation "La Caverne du Pont Neuf" (The Pont Neuf Cave) on the Pont Neuf bridge in Paris, France, June 2, 2026. (Photo: Xinhua)