Topas Ecolodge, Lao Cai

High on a hilltop outside Sa Pa in north Vietnam, Topas Ecolodge is an amazing mountain hideaway. It has a new infinity pool with a spectacular view. Each bungalow built of white stone at the resort has a large terrace overlooking the landscape of mountains and terraced rice fields.

National Geographic listed Topas Ecolodge No 1 on its list of 21 places to stay if you care about the planet. "Sustainable, spectacular and engaged with local communities, these lodges are tucked into some of the planet’s wildest places," according to National Geographic. 

The swimming pool of Belvedere Resort, Tam Dao, Vinh Phuc: This pool offers views to the surrounding mountains. 

Alacarte Danang Resort: This pool is located on the rooftop of the 23-storey Alacarte hotel. This is the first infinity pool on the top floor in Vietnam. From here, visitors can see My Khe beach, which was ranked as one of the six most beautiful beaches on the planet by Forbes. 

Nam Hai Resort, Hoi An: The pool of this resort has been selected by Business Insider as one of 25 must-try swimming pools in the world. It is located right next to the pristine Ha My beach.

Seahorse Resort & Spa, Binh Thuan province: This is the first infinity pool in Mui Ne, Phan Thiet, with an area of nearly 400 m2.  

Rosaka Nha Trang, Khanh Hoa: Located on the top floor of a 22 storey building in Nha Trang, Rosaka's swimming pool is located midway to the sky and overlooking Nha Trang Bay. 

Victoria Mount Sam Lodge, An Giang: Not too high, but the swimming pool overlooks to the rice paddies. The scene in front of the swimming pool changes every season, with the green-yellow rice, inspiring visitors to come back here many times.

Léman Cap Vung Tau: The infinity pool is in the middle of the Nho (Little) Mountain. The pool is not too big but it leans back on the mountain, looks straight to the sea.

Most of the pools are free of charge for guests staying in these hotels or resorts. Only a few resorts open the swimming pools for outside visitors, with charges from VND200,000 to VND500,000 per person.