People visit the Ministry for Europe and Foreign Affairs in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
People visit the National School of Fine Arts in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
Visitors draw sketches at the National School of Fine Arts in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
People visit the National School of Fine Arts in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
People visit the National School of Fine Arts in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
People visit the National School of Fine Arts in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
A visitor poses for photos at the National School of Fine Arts in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
A visitor draws a sketch at the National School of Fine Arts in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
People visit the National School of Fine Arts in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
A woman visits the Ministry for Europe and Foreign Affairs in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
A woman visits the Ministry for Europe and Foreign Affairs in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)
People visit the Ministry for Europe and Foreign Affairs in Paris, France, Sept. 17, 2023. The annual European Heritage Days took place on Sept. 16 and 17 this year, during which nearly 20,000 historical sites were opened to the public for free in France. (Xinhua/Gao Jing)