![Photo taken on April 10, 2019 shows the scenery of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)](http://www.ecns.cn/hd/2019/04/11/1970c710de6a45c089e74fe4c4941c3c.jpg)
Photo taken on April 10, 2019 shows the scenery of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)
![Photo taken on April 10, 2019 shows the night view of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)](http://www.ecns.cn/hd/2019/04/11/20c258f3b15b4554ae0fdbc812f75882.jpg)
Photo taken on April 10, 2019 shows the night view of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)
![Photo taken on April 10, 2019 shows the night view of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)](http://www.ecns.cn/hd/2019/04/11/95486a68e48845b78fe2eb6b9610f09e.jpg)
Photo taken on April 10, 2019 shows the night view of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)
![Photo taken on April 10, 2019 shows the night view of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)](http://www.ecns.cn/hd/2019/04/11/2be64bb6f54b4ea9be491eec41ed0be6.jpg)
Photo taken on April 10, 2019 shows the night view of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)
![Photo taken on April 10, 2019 shows the scenery of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)](http://www.ecns.cn/hd/2019/04/11/c7f726a0207b42c9bf76697638fde486.jpg)
Photo taken on April 10, 2019 shows the scenery of the seaside city Dubrovnik, Croatia. (Xinhua/Zheng Huansong)