From Cau Da port, it will take you more than an hour by boat to Hon Noi – a swiftlet island in Nha Trang. This place has the only double beach in Vietnam with fine white sand, you can see the blue sea in any direction. For quiet tourists, Hon Ong is a wonderful island, unspoiled and uninhabited. But if you want to scuba dive and see coral, you have to go to Monkey Island and Mun Island. The best time for diving is from April to July. Hon Mun is located about 10km from Cau Da. Located in the southeast of Bong Nguyen Island, it will take about 45 minutes by train. Hon Mun has a total area of ​​160 km², of which 122 km² is the sea surface area, 38 km² is the total area of ​​the islands. It is called Mun island because the southeast of the island has high rocky snouts, The cliffs are craggy, forming a cave, especially the rock here is as black as ebony, very rare in other places. To participate in this adventure tour, you need to prepare a hat to protect yourself from the sun, use low shoes and sandals, and limit carrying electronics. In the black rock caves of Hon Mun is the place to live and nest. The marine ecosystem here is also extremely diverse and rich. According to statistics, Hon Mun has up to 1,500 species of coral and marine life. The sea water here is blue with countless beautiful coral species. There is nothing better than having the opportunity to dive into the sea and see the ocean floor. Children under 11 years old, people with a history of cardiovascular disease, people who are prone to seasickness and car sickness should not join this risky tour. The lifeguards will guide visitors to prepare clothes for diving. watching corals (shallow diving), schools of fish bouncing on the seabed. Visitors will be instructed to warm up for about 5 minutes before entering the sea. Visitors will be equipped with life jackets, diving goggles, snorkels, propellers (if desired) to freely swim and snorkel to see corals, explore the shimmering colorful world on the ocean floor. With normal health You can conquer a depth of about 20m, diving time is about 30 minutes under the ocean. Of course, the lifeguards will have to constantly watch their every movement. The interesting thing is that you can share these slightly adventurous feelings of exploring the sea with friends or family on the bottom of the sea. An interesting experience for those who love to explore the ocean will be an unforgettable memory that will never be forgotten. In Nha Trang, there is another place where you can snorkel and see coral. That is Monkey Island, a small island located in Nha Phu Bay, right near the beautiful Ninh Van Bay, and only 15km north of Nha Trang city center. To visit Monkey Island, you have to go to the pier at Da Chong port. The island has an area of ​​25ha and also owns a lot of beautiful scenes with more than 1,200 monkeys including many different species such as red-faced monkeys or gray-haired monkeys. Monkeys here are raised naturally in the primeval forests, not kept in cages. So before diving, you can have fun with cute, funny monkeys everywhere on the island. Pristine beach, no human intervention, clear blue sea and many beautiful coral reefs. This is a hiding place for many strange and precious sea fish. Because of that, it attracts the curiosity of visitors when they want to explore the blue ocean. In addition to the diving journey to see the sea in Nha Trang, visitors will be immersed in the sun, wind, sea and sky, struggling in the clear blue water while diving. Go ashore to enjoy fresh seafood dishes. Famous delicacies in Nha Trang can mention small abalone, dried shrimp, grilled clams with garlic butter.

The small houses are craggy with dense nests clinging to the cliffs. Here you will be able to see them flying in the sky or in a peaceful couple, preening right on the rocky cliffs close to the sea.

Yen Island is in Nha Trang Bay, Khanh Hoa, about 25km northeast of the mainland. Yen Island belongs to the tourism management of Khanh Hoa Salanganes Nest Company, so if you want to go to the island, you will go to Cau Da port, Nha Trang to buy train tickets and visit the island during the day.

Yen Island is home to swallow bird species with small stature but extremely rare. Upon arrival, you will be amazed by the wild beauty of the small island with stretching white sand beaches, very eye-catching rocky outcrops that nature bestows here.

Bird’s nest is a tireless flightless bird, it can fly continuously for 100km for many hours

Take a little walk through bamboo bridges, zigzag wood designed around the cliffs, you will be able to enter the cave to visit the small, craggy houses with dense nests clinging to the cliffs.

Yen is a bird that is faithful to his mate and to his home. It works hard to nest because the nest is the crystallization of love for a couple. Nest is also a valuable specialty of Khanh Hoa, being exploited reasonably on the island