Hang Sửng Sốt (Surprise Cave) is a karst cave located on Bo Hon Island in the heart of Ha Long Bay, Quang Ninh Province, Vietnam. The cave is known for its unique and breathtaking features, earning it a spot among the top 10 most beautiful caves in the world, as voted by the Czech Association of Travel Agencies and Tour Operators.

Ma³ng Cai is a coastal city located in Quang Ninh Province, in northeastern Vietnam. It is situated at the northernmost point of Vietnam, sharing its border with the Dongxing district of China's Guangxi Zhuang Autonomous Region. It has a population of 125,000 in 2018.

Ha Long is the capital city and first-class provincial city of Quang Ninh province, Vietnam. The city offers a captivating blend of natural wonders, cultural sites, and delicious cuisine. It is a must-visit destination for travelers seeking to immerse themselves in the enchanting beauty of Ha Long Bay and experience the unique charm of the region.

Quang Ninh is a province along the northeastern coast of Vietnam. It is about 153 km (95 mi) east of Hanoi, comprising four cities, two district-level towns and seven rural districts. The provincial capital is Ha Long. The province covers an area of 6178.21 square kilometres and, as of 2019, had a population of 1,320,324.

Nui Da Chong, located in Hoa nh Bo district, Quang Ninh province, Vietnam, is a prominent natural landmark known for its unique rock formations. It offers a unique natural and cultural experience.

Cu­akhau Bac Phong Sinh or Bac Phong Sinh Border Gate is aborder gate located in Bao Lam village, Quang Duc commune, Hai Ha district, Quang Ninh province, Vietnam. It is the end point of National Highway 18B, connecting across the bridge on the Ka Long river to Ly Hoaborder gate in Guangxi province, China.

Cô Tô is a small rural district of Quảng Ninh province in the northeastern region of Vietnam. As of 2009, the district had a population of 4,985, which is the lowest-population district in Quảng Ninh. The district covers an area of 47.3 km². The district capital lies at Cô Tô.

Van Don - Quan La by high speed ferry.

Hon Gai - Quan Lan by high speed ferry.

Dao Tuan Chau is an island inhabited on the Ha Long bay and 2 km from the mainland. Previously the resort island was avacation place for senior state officials. Now it has become amodern and luxury resort for tourists.