Picturesque landscapes in the northern mountainous province of Cao Bang have lured the attention of both domestic and foreign tourists.
Breathtaking sunset on Phia Oac-Phia Den mountain.
The beauty of untouched Phia Oac-Phia Den tourism site in Nguyen Binh district.
The road snaking its way around the Phia Oac mountain will bring enthralling experience to adrenaline seekers.
Valley is coulourised yellow in ripe rice season.