Photo taken on Aug. 14, 2019 shows the view of Cuenca, Spain. (Xinhua/Guo Qiuda)

Tourists walk in a street in Cuenca, Spain, Aug. 14, 2019. (Xinhua/Guo Qiuda)

Photo taken on Aug. 14, 2019 shows the interior of Cathedral of Cuenca in Cuenca, Spain. (Xinhua/Guo Qiuda)

Photo taken on Aug. 14, 2019 shows the Cathedral of Cuenca in Cuenca, Spain. (Xinhua/Guo Qiuda)

Tourists are seen in Cuenca, Spain, Aug. 14, 2019. (Xinhua/Guo Qiuda)

A man takes pictures on the top of a cliff in Cuenca, Spain, Aug. 14, 2019. (Xinhua/Guo Qiuda)

Tourists walk in a street in Cuenca, Spain, Aug. 14, 2019. (Xinhua/Guo Qiuda)

Three girls play in a street in Cuenca, Spain, Aug. 14, 2019. (Xinhua/Guo Qiuda)

A man walks by a statue of Spanish King Alfonso VIII de Castilla in Cuenca, Spain, Aug. 14, 2019. (Xinhua/Guo Qiuda)

Photo taken on Aug. 14, 2019 shows the view of Cuenca, Spain. (Xinhua/Guo Qiuda)