Discover the ultimate travel guide and promotional campaign designed by Eqxiu's online design platform. This H5 piece, titled 'Free European Independent Travel Promotion Activity Travel Agency Travel Route Guide,' is a must-see for those looking to explore the best of European travel at an unbeatable price. With a cost of just 666 yuan per person, enjoy a 7-day deep dive into the beauty of Du'an with the Du'an Disu Underground River tour. This magnificent river, located in the Du'an Yao Autonomous County of Guangxi Zhuang Autonomous Region, is the largest underground river in Guangxi, featuring a dendritic underground river system with a drainage area of 1054 square kilometers. Indulge in the local delicacies such as braised pork, sliced chicken, rice noodles, and snails, all while exploring the custom travel routes crafted for you. The Du'an Disu Underground River is a sight to behold, with water levels ranging from 30 to 50 meters deep, and in flood season, it flows at a rate of 400 to 500 cubic meters per second. Contact: 17687204482. Elevate your travel promotion with Eqxiu's rich template library, designed for quick and efficient online design solutions.