Tourists pose for photos at Iguazu National Park in the state of Parana, Brazil, Oct. 1, 2023. (Xinhua/Wang Tiancong)
Tourists visit Iguazu National Park in the state of Parana, Brazil, Oct. 1, 2023. (Xinhua/Wang Tiancong)
This aerial photo taken on Sept. 29, 2023 shows the Iguazu Falls at Iguazu National Park in the state of Parana, Brazil. (Xinhua/Wang Tiancong)
Tourists take boat tours visiting Iguazu National Park in the state of Parana, Brazil, Oct. 1, 2023. (Xinhua/Wang Tiancong)
This aerial photo taken on Sept. 29, 2023 shows the Iguazu Falls at Iguazu National Park in the state of Parana, Brazil. (Xinhua/Wang Tiancong)
A tourist view waterfalls at Iguazu National Park in the state of Parana, Brazil, Oct. 1, 2023. (Xinhua/Wang Tiancong)
This aerial photo taken on Oct. 1, 2023 shows the Iguazu Falls at Iguazu National Park in the state of Parana, Brazil. (Xinhua/Wang Tiancong)