Visitors take photos of bougainvillea along the pedestrian bridge in Nan'an district, Southwest China's Chongqing, May 12, 2025. [Photo by Su Zhigang/For chinadaily.com.cn]

Bougainvillea flowers are in full bloom in Nan'an district, Southwest China's Chongqing, creating a vibrant and picturesque scene.

A woman touches bougainvillea flowers along the pedestrian bridge in Nan'an district, Southwest China's Chongqing, May 12, 2025. [Photo by Su Zhigang/For chinadaily.com.cn]

Bougainvillea blooms along the pedestrian bridge in Nan'an district, Southwest China's Chongqing. [Photo by Su Zhigang/For chinadaily.com.cn]

Bougainvillea blooms along the pedestrian bridge in Nan'an district, Southwest China's Chongqing. [Photo by Su Zhigang/For chinadaily.com.cn]

Bougainvillea blooms along the pedestrian bridge in Nan'an district, Southwest China's Chongqing. [Photo by Su Zhigang/For chinadaily.com.cn]

Bougainvillea blooms along the pedestrian bridge in Nan'an district, Southwest China's Chongqing. [Photo by Su Zhigang/For chinadaily.com.cn]

Bougainvillea blooms along the pedestrian bridge in Nan'an district, Southwest China's Chongqing. [Photo by Su Zhigang/For chinadaily.com.cn]

Bougainvillea blooms along the pedestrian bridge in Nan'an district, Southwest China's Chongqing. [Photo by Su Zhigang/For chinadaily.com.cn]

Bougainvillea blooms along the pedestrian bridge in Nan'an district, Southwest China's Chongqing. [Photo by Su Zhigang/For chinadaily.com.cn]

Bougainvillea blooms along the pedestrian bridge in Nan'an district, Southwest China's Chongqing. [Photo by Su Zhigang/For chinadaily.com.cn]