Do you want to explore the vibrant city of Hanoi, Vietnam, and one of the seven wonders of the world, on foot? Then the Halong Bay Heritage Marathon is the ideal race for you. Started in 2015, the event offers a variety of distance options – 42 km Full Marathon, 21 km Half Marathon, 10 km, and 4.2 km Fun Run. The running course was designed to run over Bai Chay Bridge, the longest single span bridge in Southeast Asia, to provide a stunning view of the magnificent Halong Bay, a UNESCO world heritage site. The route continues through the breathtaking mountains and coastal lines of the bay and fishing villages, with the Start and Finish Line at Quang Ninh Museum Library – an esteemed architectural work. Ha Long Bay is known for its 2000 islands of all sizes and immense biodiversity, situated in the middle of the gorgeous ocean. This race will be a remarkable experience for any traveler, in a place called as "Heaven on Earth."